diff --git a/docs/developer-orientation.md b/docs/developer-orientation.md
index dbb19f3..bff64c2 100644
--- a/docs/developer-orientation.md
+++ b/docs/developer-orientation.md
@@ -89,15 +89,14 @@ Whether you read those or not, I'm more than happy to help you 1-on-1 with codin
 
 # Dependency justification
 
-Total transitive production dependencies: 134
+Total transitive production dependencies: 144
 
 ### <font size="+2">🦕</font>
 
-* (31) better-sqlite3: SQLite is the best database, and this is the best library for it.
-* (27) @cloudrac3r/pug: Language for dynamic web pages. This is my fork. (I released code that hadn't made it to npm, and removed the heavy pug-filters feature.)
-* (16) stream-mime-type@1: This seems like the best option. Version 1 is used because version 2 is ESM-only.
-* (9) h3: Web server. OOYE needs this for the appservice listener, authmedia proxy, self-service, and more.
-* (11) sharp: Image resizing and compositing. OOYE needs this for the emoji sprite sheets.
+* (35) better-sqlite3: SQLite is the best database, and this is the best library for it.
+* (29) sharp: Image resizing and compositing. OOYE needs this for the emoji sprite sheets. It has libvips prebuilts for each platform.
+* (26) @cloudrac3r/pug: Language for dynamic web pages. This is my fork. (I released code that hadn't made it to npm, and removed the heavy pug-filters feature.)
+* (9) h3: Web server. OOYE needs this for the web UI, appservice listener, authmedia proxy, and more.
 
 ### <font size="-1">🪱</font>
 
@@ -108,6 +107,7 @@ Total transitive production dependencies: 134
 * (0) @cloudrac3r/in-your-element: This is my Matrix Appservice API library. It depends on h3 and zod, which are already pulled in by OOYE.
 * (0) @cloudrac3r/mixin-deep: This is my fork. (It fixes a bug in regular mixin-deep.)
 * (0) @cloudrac3r/pngjs: Lottie stickers are converted to bitmaps with the vendored Rlottie WASM build, then the bitmaps are converted to PNG with pngjs.
+* (0) @cloudrac3r/stream-type: Determine type of Matrix files that don't specify it in info. Switched from stream-mime-type to this.
 * (0) @cloudrac3r/turndown: This HTML-to-Markdown converter looked the most suitable. I forked it to change the escaping logic to match the way Discord works.
 * (3) @stackoverflow/stacks: Stack Overflow design language and icons.
 * (0) ansi-colors: Helps with interactive prompting for the initial setup, and it's already pulled in by enquirer.
@@ -115,12 +115,12 @@ Total transitive production dependencies: 134
 * (0) cloudstorm: Discord gateway library with bring-your-own-caching that I trust.
 * (0) discord-api-types: Bitfields needed at runtime and types needed for development.
 * (0) domino: DOM implementation that's already pulled in by turndown.
-* (1) enquirer: Interactive prompting for the initial setup rather than forcing users to edit YAML non-interactively.
+* (2) enquirer: Interactive prompting for the initial setup rather than forcing users to edit YAML non-interactively.
 * (0) entities: Looks fine. No dependencies.
 * (0) get-relative-path: Looks fine. No dependencies.
 * (1) heatsync: Module hot-reloader that I trust.
 * (0) lru-cache: For holding unused nonce in memory and letting them be overwritten later if never used.
-* (0) mime-type: File extension to mime type mapping that's already pulled in by stream-mime-type.
+* (1) mime-types: List of mime type mappings. Needed to serve static files.
 * (0) prettier-bytes: It does what I want and has no dependencies.
 * (0) snowtransfer: Discord API library with bring-your-own-caching that I trust.
 * (0) try-to-catch: Not strictly necessary, but it's already pulled in by supertape, so I may as well.
diff --git a/docs/user-guide.md b/docs/user-guide.md
index d360806..d1beea1 100644
--- a/docs/user-guide.md
+++ b/docs/user-guide.md
@@ -84,7 +84,7 @@ Discord display names for normal users are limited to 32 characters. For webhook
 
 If the bridge software was restarted, it will attempt to catch up on messages missed while it was offline.
 
-From Discord, for any given channel, if fewer than 50 messages were missed in that given channel, the bridge will catch up and transfer all of them to Matrix. If more than 50 messages were missed in that given channel, the bridge will only bridge the latest message. Happenings that aren't messages, such as edits and reactions to prior messages, might be missed during catch-up.
+From Discord, for any given channel, if fewer than 100 messages were missed in that given channel, the bridge will catch up and transfer all of them to Matrix. If more than 100 messages were missed in that given channel, the bridge will only bridge the latest message. Happenings that aren't messages, such as edits and reactions to prior messages, might be missed during catch-up.
 
 From Matrix, all events should be bridged to Discord.
 
diff --git a/package-lock.json b/package-lock.json
index 9847400..ed438d0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,44 +1,44 @@
 {
   "name": "out-of-your-element",
-  "version": "3.4.0",
+  "version": "3.6.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "out-of-your-element",
-      "version": "3.4.0",
+      "version": "3.6.0",
       "license": "AGPL-3.0-or-later",
       "dependencies": {
         "@chriscdn/promise-semaphore": "^3.0.1",
-        "@cloudrac3r/discord-markdown": "^2.6.10",
+        "@cloudrac3r/discord-markdown": "^2.7.0",
         "@cloudrac3r/giframe": "^0.4.3",
         "@cloudrac3r/html-template-tag": "^5.0.1",
         "@cloudrac3r/in-your-element": "^1.1.1",
         "@cloudrac3r/mixin-deep": "^3.0.1",
         "@cloudrac3r/pngjs": "^7.0.3",
         "@cloudrac3r/pug": "^4.0.4",
+        "@cloudrac3r/stream-type": "^1.0.0",
         "@cloudrac3r/turndown": "^7.1.4",
         "@stackoverflow/stacks": "^2.5.4",
         "@stackoverflow/stacks-icons": "^6.0.2",
         "ansi-colors": "^4.1.3",
         "better-sqlite3": "^12.2.0",
         "chunk-text": "^2.0.1",
-        "cloudstorm": "^0.15.2",
+        "cloudstorm": "^0.17.1",
         "discord-api-types": "^0.38.38",
         "domino": "^2.1.6",
         "enquirer": "^2.4.1",
         "entities": "^5.0.0",
         "get-relative-path": "^1.0.2",
-        "h3": "^1.15.1",
+        "h3": "^1.15.10",
         "heatsync": "^2.7.2",
         "htmx.org": "^2.0.4",
         "lru-cache": "^11.0.2",
         "mime-types": "^2.1.35",
         "prettier-bytes": "^1.0.4",
         "sharp": "^0.34.5",
-        "snowtransfer": "^0.17.1",
-        "stream-mime-type": "^1.0.2",
-        "try-to-catch": "^3.0.1",
+        "snowtransfer": "^0.17.5",
+        "try-to-catch": "^4.0.5",
         "uqr": "^0.1.2",
         "xxhash-wasm": "^1.0.2",
         "zod": "^4.0.17"
@@ -46,41 +46,14 @@
       "devDependencies": {
         "@cloudrac3r/tap-dot": "^2.0.3",
         "@types/node": "^22.17.1",
-        "c8": "^10.1.2",
+        "c8": "^11.0.0",
         "cross-env": "^7.0.3",
-        "supertape": "^12.0.12"
+        "supertape": "^13.2.0"
       },
       "engines": {
         "node": ">=22"
       }
     },
-    "../extended-errors/enhance-errors": {
-      "version": "1.0.0",
-      "extraneous": true,
-      "license": "UNLICENSED",
-      "dependencies": {
-        "ts-expose-internals": "^5.6.3",
-        "ts-patch": "^3.3.0",
-        "typescript": "^5.9.3"
-      },
-      "devDependencies": {
-        "@types/node": "^22.19.1",
-        "ts-node": "^10.9.2"
-      }
-    },
-    "../tap-dot": {
-      "name": "@cloudrac3r/tap-dot",
-      "version": "2.0.0",
-      "extraneous": true,
-      "license": "MIT",
-      "dependencies": {
-        "@cloudrac3r/tap-out": "^3.2.3",
-        "ansi-colors": "^4.1.3"
-      },
-      "bin": {
-        "tap-dot": "bin/dot"
-      }
-    },
     "node_modules/@babel/helper-string-parser": {
       "version": "7.27.1",
       "resolved": "https://registry.npmjs.org/@babel/helper-string-parser/-/helper-string-parser-7.27.1.tgz",
@@ -100,12 +73,12 @@
       }
     },
     "node_modules/@babel/parser": {
-      "version": "7.28.5",
-      "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.28.5.tgz",
-      "integrity": "sha512-KKBU1VGYR7ORr3At5HAtUQ+TV3SzRCXmA/8OdDZiLDBIZxVyzXuztPjfLd3BV1PRAQGCMWWSHYhL0F8d5uHBDQ==",
+      "version": "7.29.2",
+      "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.29.2.tgz",
+      "integrity": "sha512-4GgRzy/+fsBa72/RZVJmGKPmZu9Byn8o4MoLpmNe1m8ZfYnz5emHLQz3U4gLud6Zwl0RZIcgiLD7Uq7ySFuDLA==",
       "license": "MIT",
       "dependencies": {
-        "@babel/types": "^7.28.5"
+        "@babel/types": "^7.29.0"
       },
       "bin": {
         "parser": "bin/babel-parser.js"
@@ -115,9 +88,9 @@
       }
     },
     "node_modules/@babel/types": {
-      "version": "7.28.5",
-      "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.28.5.tgz",
-      "integrity": "sha512-qQ5m48eI/MFLQ5PxQj4PFaprjyCTLI37ElWMmNs0K8Lk3dVeOdNpB3ks8jc7yM5CDmVC73eMVk/trk3fgmrUpA==",
+      "version": "7.29.0",
+      "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.29.0.tgz",
+      "integrity": "sha512-LwdZHpScM4Qz8Xw2iKSzS+cfglZzJGvofQICy7W7v4caru4EaAmyUuO6BGrbyQ2mYV11W0U8j5mBhd14dd3B0A==",
       "license": "MIT",
       "dependencies": {
         "@babel/helper-string-parser": "^7.27.1",
@@ -132,14 +105,15 @@
       "resolved": "https://registry.npmjs.org/@bcoe/v8-coverage/-/v8-coverage-1.0.2.tgz",
       "integrity": "sha512-6zABk/ECA/QYSCQ1NGiVwwbQerUCZ+TQbp64Q3AgmfNvurHH0j8TtXa1qbShXA6qqkpAj4V5W8pP6mLe1mcMqA==",
       "dev": true,
+      "license": "MIT",
       "engines": {
         "node": ">=18"
       }
     },
     "node_modules/@chriscdn/promise-semaphore": {
-      "version": "3.1.2",
-      "resolved": "https://registry.npmjs.org/@chriscdn/promise-semaphore/-/promise-semaphore-3.1.2.tgz",
-      "integrity": "sha512-rELbH6FSr9wr5J249Ax8dpzQdTaqEgcW+lilDKZxB13Hz0Bz3Iyx4q/7qZxPMnra9FUW4ZOkVf+bx5tbi6Goog==",
+      "version": "3.1.3",
+      "resolved": "https://registry.npmjs.org/@chriscdn/promise-semaphore/-/promise-semaphore-3.1.3.tgz",
+      "integrity": "sha512-EAmwIbH1L2CNsJWloXBG4Kv89H7IUsjYFQnGnmus3OX70LcD5Uu5A7sohPx3O0Ks9UQWEgcr5n2IfxBSuYvOeg==",
       "license": "MIT"
     },
     "node_modules/@cloudcmd/stub": {
@@ -156,9 +130,9 @@
       }
     },
     "node_modules/@cloudrac3r/discord-markdown": {
-      "version": "2.6.10",
-      "resolved": "https://registry.npmjs.org/@cloudrac3r/discord-markdown/-/discord-markdown-2.6.10.tgz",
-      "integrity": "sha512-E+F9UYDUHP2kHDCciX63SBzgsUnHpu2Pp/h98x9Zo+vKuzXjCQ5PcFNdUlH6M18bvHDZPoIsKVmjnON8UYaAPQ==",
+      "version": "2.7.0",
+      "resolved": "https://registry.npmjs.org/@cloudrac3r/discord-markdown/-/discord-markdown-2.7.0.tgz",
+      "integrity": "sha512-1iR9tKI2WJe8UNB+4VSh7D8m6RP7ugByuf8RNWyJwyhIrSlqQ8ljY1BKXodSvDg7seZkf7B7V2t5FfK7UpTw/A==",
       "license": "MIT",
       "dependencies": {
         "simple-markdown": "^0.7.3"
@@ -167,20 +141,22 @@
     "node_modules/@cloudrac3r/giframe": {
       "version": "0.4.3",
       "resolved": "https://registry.npmjs.org/@cloudrac3r/giframe/-/giframe-0.4.3.tgz",
-      "integrity": "sha512-LKuRfdHrhvgPP0heYdlVRecswk/kYaC3fI+X+GQmnkJE36uN1E2dg5l5QdLoukliH7g8S2hgDYk0jsR7sJf8Dg=="
+      "integrity": "sha512-LKuRfdHrhvgPP0heYdlVRecswk/kYaC3fI+X+GQmnkJE36uN1E2dg5l5QdLoukliH7g8S2hgDYk0jsR7sJf8Dg==",
+      "license": "MIT"
     },
     "node_modules/@cloudrac3r/html-template-tag": {
       "version": "5.0.1",
       "resolved": "https://registry.npmjs.org/@cloudrac3r/html-template-tag/-/html-template-tag-5.0.1.tgz",
       "integrity": "sha512-aH+ZdWJf53E63bVb2FiSnpM81qtF2ZNVbrXjrHcfnofyV/GTYJjZHnmPYC2FgXxJ+I8+bZP3DiwYzj7zXYoekw==",
+      "license": "MIT",
       "dependencies": {
         "html-es6cape": "^2.0.0"
       }
     },
     "node_modules/@cloudrac3r/in-your-element": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/@cloudrac3r/in-your-element/-/in-your-element-1.1.1.tgz",
-      "integrity": "sha512-AKp9vnSDA9wzJl4O3C/LA8jgI5m1r0M3MRBQGHcVVL22SrrZMdcy+kWjlZWK343KVLOkuTAISA2D+Jb/zyZS6A==",
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/@cloudrac3r/in-your-element/-/in-your-element-1.1.2.tgz",
+      "integrity": "sha512-adFZel24sGHpTI1vgJdBN5twcdu6QmPFlO8qAJt49KO6N8mwDcbUC2GPqH5pGerXNv1Lpq0eXsNLm+ytKrOTaQ==",
       "license": "AGPL-3.0-or-later",
       "dependencies": {
         "h3": "^1.12.0",
@@ -203,6 +179,7 @@
       "version": "7.0.3",
       "resolved": "https://registry.npmjs.org/@cloudrac3r/pngjs/-/pngjs-7.0.3.tgz",
       "integrity": "sha512-Aghuja9XAIqBPmY2jk8dKZSyK90gImxA4hJeEYYAWkZO34bf+zliUAvGBygoBZA0EgXSmfxewVchL+9y3w+rDw==",
+      "license": "MIT",
       "engines": {
         "node": ">=14.19.0"
       }
@@ -211,6 +188,7 @@
       "version": "4.0.4",
       "resolved": "https://registry.npmjs.org/@cloudrac3r/pug/-/pug-4.0.4.tgz",
       "integrity": "sha512-RZhxM/WfSHT0n39URlwDdugBfGfwEWmr+w+mCyiT9jaiqCjeZPpXkps/cWLA1XRLo7fzq0+9THtGzVKXS487/A==",
+      "license": "MIT",
       "dependencies": {
         "@cloudrac3r/pug-code-gen": "3.0.5",
         "@cloudrac3r/pug-lexer": "5.0.3",
@@ -225,6 +203,7 @@
       "version": "3.0.5",
       "resolved": "https://registry.npmjs.org/@cloudrac3r/pug-code-gen/-/pug-code-gen-3.0.5.tgz",
       "integrity": "sha512-dKKpy3i9YlVa3lBgu5Jds513c7AtzmmsR2/lGhY2NOODSpIiTcbWLw1obA9YEmmH1tAJny+J6ePYN1N1RgjjQA==",
+      "license": "MIT",
       "dependencies": {
         "constantinople": "^4.0.1",
         "doctypes": "^1.1.0",
@@ -240,12 +219,22 @@
       "version": "5.0.3",
       "resolved": "https://registry.npmjs.org/@cloudrac3r/pug-lexer/-/pug-lexer-5.0.3.tgz",
       "integrity": "sha512-ym4g4q+l9IC2H1wXCDnF79AQZ48xtxO675JOT316e17W2wHWtgRccXpT6DkBAaRDZycmkGzSxID1S15T2lZj+g==",
+      "license": "MIT",
       "dependencies": {
         "character-parser": "^4.0.0",
         "is-expression": "^4.0.0",
         "pug-error": "^2.1.0"
       }
     },
+    "node_modules/@cloudrac3r/stream-type": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/@cloudrac3r/stream-type/-/stream-type-1.0.0.tgz",
+      "integrity": "sha512-orfdUaeDT00fkELxAab+pJNZWwis+KijJEWw+cUWOD2VqqQWriL04W5DOPN0dlsJvn4VoyBe6cYGrzsJ5YPcOw==",
+      "license": "AGPL-3.0-only",
+      "engines": {
+        "node": ">=22.6.0"
+      }
+    },
     "node_modules/@cloudrac3r/tap-dot": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/@cloudrac3r/tap-dot/-/tap-dot-2.0.3.tgz",
@@ -281,14 +270,15 @@
       "version": "7.1.4",
       "resolved": "https://registry.npmjs.org/@cloudrac3r/turndown/-/turndown-7.1.4.tgz",
       "integrity": "sha512-bQAwcvcSqBTdEHPMt+IAZWIoDh+2eRuy9TgD0FUdxVurbvj3CUHTxLfzlmsO0UTi+GHpgYqDSsVdV7kYTNq5Qg==",
+      "license": "MIT",
       "dependencies": {
         "domino": "^2.1.6"
       }
     },
     "node_modules/@emnapi/runtime": {
-      "version": "1.7.1",
-      "resolved": "https://registry.npmjs.org/@emnapi/runtime/-/runtime-1.7.1.tgz",
-      "integrity": "sha512-PVtJr5CmLwYAU9PZDMITZoR5iAOShYREoR45EyyLrbntV50mdePTgUn4AmOw90Ifcj+x2kRjdzr1HP3RrNiHGA==",
+      "version": "1.9.1",
+      "resolved": "https://registry.npmjs.org/@emnapi/runtime/-/runtime-1.9.1.tgz",
+      "integrity": "sha512-VYi5+ZVLhpgK4hQ0TAjiQiZ6ol0oe4mBx7mVv7IflsiEp0OWoVsp/+f9Vc1hOhE0TtkORVrI1GvzyreqpgWtkA==",
       "license": "MIT",
       "optional": true,
       "dependencies": {
@@ -298,12 +288,13 @@
     "node_modules/@hotwired/stimulus": {
       "version": "3.2.2",
       "resolved": "https://registry.npmjs.org/@hotwired/stimulus/-/stimulus-3.2.2.tgz",
-      "integrity": "sha512-eGeIqNOQpXoPAIP7tC1+1Yc1yl1xnwYqg+3mzqxyrbE5pg5YFBZcA6YoTiByJB6DKAEsiWtl6tjTJS4IYtbB7A=="
+      "integrity": "sha512-eGeIqNOQpXoPAIP7tC1+1Yc1yl1xnwYqg+3mzqxyrbE5pg5YFBZcA6YoTiByJB6DKAEsiWtl6tjTJS4IYtbB7A==",
+      "license": "MIT"
     },
     "node_modules/@img/colour": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/@img/colour/-/colour-1.0.0.tgz",
-      "integrity": "sha512-A5P/LfWGFSl6nsckYtjw9da+19jB8hkJ6ACTGcDfEJ0aE+l2n2El7dsVM7UVHZQ9s2lmYMWlrS21YLy2IR1LUw==",
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/@img/colour/-/colour-1.1.0.tgz",
+      "integrity": "sha512-Td76q7j57o/tLVdgS746cYARfSyxk8iEfRxewL9h4OMzYhbW4TAcppl0mT4eyqXddh6L/jwoM75mo7ixa/pCeQ==",
       "license": "MIT",
       "engines": {
         "node": ">=18"
@@ -765,29 +756,20 @@
         "url": "https://opencollective.com/libvips"
       }
     },
-    "node_modules/@isaacs/cliui": {
-      "version": "9.0.0",
-      "resolved": "https://registry.npmjs.org/@isaacs/cliui/-/cliui-9.0.0.tgz",
-      "integrity": "sha512-AokJm4tuBHillT+FpMtxQ60n8ObyXBatq7jD2/JA9dxbDDokKQm8KMht5ibGzLVU9IJDIKK4TPKgMHEYMn3lMg==",
-      "dev": true,
-      "license": "BlueOak-1.0.0",
-      "engines": {
-        "node": ">=18"
-      }
-    },
     "node_modules/@istanbuljs/schema": {
       "version": "0.1.3",
       "resolved": "https://registry.npmjs.org/@istanbuljs/schema/-/schema-0.1.3.tgz",
       "integrity": "sha512-ZXRY4jNvVgSVQ8DL3LTcakaAtXwTVUxE81hslsyD2AtoXW/wVob10HkOJ1X/pAlcI7D+2YoZKg5do8G/w6RYgA==",
       "dev": true,
+      "license": "MIT",
       "engines": {
         "node": ">=8"
       }
     },
     "node_modules/@jest/diff-sequences": {
-      "version": "30.0.1",
-      "resolved": "https://registry.npmjs.org/@jest/diff-sequences/-/diff-sequences-30.0.1.tgz",
-      "integrity": "sha512-n5H8QLDJ47QqbCNn5SuFjCRDrOLEZ0h8vAHCK5RL9Ls7Xa8AQLa/YxAc9UjFqoEDM48muwtBGjtMY5cr0PLDCw==",
+      "version": "30.3.0",
+      "resolved": "https://registry.npmjs.org/@jest/diff-sequences/-/diff-sequences-30.3.0.tgz",
+      "integrity": "sha512-cG51MVnLq1ecVUaQ3fr6YuuAOitHK1S4WUJHnsPFE/quQr33ADUx1FfrTCpMCRxvy0Yr9BThKpDjSlcTi91tMA==",
       "dev": true,
       "license": "MIT",
       "engines": {
@@ -818,10 +800,11 @@
       }
     },
     "node_modules/@jridgewell/resolve-uri": {
-      "version": "3.1.1",
-      "resolved": "https://registry.npmjs.org/@jridgewell/resolve-uri/-/resolve-uri-3.1.1.tgz",
-      "integrity": "sha512-dSYZh7HhCDtCKm4QakX0xFpsRDqjjtZf/kjI/v3T3Nwt5r8/qz/M19F9ySyOqU94SXBmeG9ttTul+YnR4LOxFA==",
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       "license": "MIT",
       "engines": {
@@ -2976,11 +2809,12 @@
       }
     },
     "node_modules/try-to-catch": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/try-to-catch/-/try-to-catch-3.0.1.tgz",
-      "integrity": "sha512-hOY83V84Hx/1sCzDSaJA+Xz2IIQOHRvjxzt+F0OjbQGPZ6yLPLArMA0gw/484MlfUkQbCpKYMLX3VDCAjWKfzQ==",
+      "version": "4.0.5",
+      "resolved": "https://registry.npmjs.org/try-to-catch/-/try-to-catch-4.0.5.tgz",
+      "integrity": "sha512-VKBslDQsy4pGj2TMNgDdskWb7AWSi/9dPEmcNv3sdL0+aRMQTPJo6aEqlcuN0vbOwFfsE1oAXmx3bFdf6vrJFg==",
+      "license": "MIT",
       "engines": {
-        "node": ">=6"
+        "node": ">=22"
       }
     },
     "node_modules/tslib": {
@@ -2994,6 +2828,7 @@
       "version": "0.6.0",
       "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
       "integrity": "sha512-McnNiV1l8RYeY8tBgEpuodCC1mLUdbSN+CYBL7kJsJNInOP8UjDDEwdk6Mw60vdLLrr5NHKZhMAOSrR2NZuQ+w==",
+      "license": "Apache-2.0",
       "dependencies": {
         "safe-buffer": "^5.0.1"
       },
@@ -3021,25 +2856,27 @@
       "license": "MIT"
     },
     "node_modules/uqr": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/uqr/-/uqr-0.1.2.tgz",
-      "integrity": "sha512-MJu7ypHq6QasgF5YRTjqscSzQp/W11zoUk6kvmlH+fmWEs63Y0Eib13hYFwAzagRJcVY8WVnlV+eBDUGMJ5IbA==",
+      "version": "0.1.3",
+      "resolved": "https://registry.npmjs.org/uqr/-/uqr-0.1.3.tgz",
+      "integrity": "sha512-0rjE8iEJe4YmT9TOhwsZtqCMRLc5DXZUI2UEYUUg63ikBkqqE5EYWaI0etFe/5KUcmcYwLih2RND1kq+hrUJXA==",
       "license": "MIT"
     },
     "node_modules/util-deprecate": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
-      "integrity": "sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw=="
+      "integrity": "sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw==",
+      "license": "MIT"
     },
     "node_modules/v8-to-istanbul": {
-      "version": "9.1.0",
-      "resolved": "https://registry.npmjs.org/v8-to-istanbul/-/v8-to-istanbul-9.1.0.tgz",
-      "integrity": "sha512-6z3GW9x8G1gd+JIIgQQQxXuiJtCXeAjp6RaPEPLv62mH3iPHPxV6W3robxtCzNErRo6ZwTmzWhsbNvjyEBKzKA==",
+      "version": "9.3.0",
+      "resolved": "https://registry.npmjs.org/v8-to-istanbul/-/v8-to-istanbul-9.3.0.tgz",
+      "integrity": "sha512-kiGUalWN+rgBJ/1OHZsBtU4rXZOfj/7rKQxULKlIzwzQSvMJUUNgPwJEEh7gU6xEVxC0ahoOBvN2YI8GH6FNgA==",
       "dev": true,
+      "license": "ISC",
       "dependencies": {
         "@jridgewell/trace-mapping": "^0.3.12",
         "@types/istanbul-lib-coverage": "^2.0.1",
-        "convert-source-map": "^1.6.0"
+        "convert-source-map": "^2.0.0"
       },
       "engines": {
         "node": ">=10.12.0"
@@ -3049,6 +2886,7 @@
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/void-elements/-/void-elements-3.1.0.tgz",
       "integrity": "sha512-Dhxzh5HZuiHQhbvTW9AMetFfBHDMYpo23Uo9btPXgdYP+3T5S+p+jgNy7spra+veYhBP2dCSgxR/i2Y02h5/6w==",
+      "license": "MIT",
       "engines": {
         "node": ">=0.10.0"
       }
@@ -3058,6 +2896,7 @@
       "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
       "integrity": "sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==",
       "dev": true,
+      "license": "ISC",
       "dependencies": {
         "isexe": "^2.0.0"
       },
@@ -3072,6 +2911,7 @@
       "version": "7.0.2",
       "resolved": "https://registry.npmjs.org/with/-/with-7.0.2.tgz",
       "integrity": "sha512-RNGKj82nUPg3g5ygxkQl0R937xLyho1J24ItRCBTr/m1YnZkzJy1hUiHUJrc/VlsDQzsCnInEGSg3bci0Lmd4w==",
+      "license": "MIT",
       "dependencies": {
         "@babel/parser": "^7.9.6",
         "@babel/types": "^7.9.6",
@@ -3087,6 +2927,7 @@
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",
       "integrity": "sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==",
       "dev": true,
+      "license": "MIT",
       "dependencies": {
         "ansi-styles": "^4.0.0",
         "string-width": "^4.1.0",
@@ -3099,48 +2940,47 @@
         "url": "https://github.com/chalk/wrap-ansi?sponsor=1"
       }
     },
-    "node_modules/wrap-ansi/node_modules/ansi-regex": {
-      "version": "5.0.1",
-      "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.1.tgz",
-      "integrity": "sha512-quJQXlTSUGL2LH9SUXo8VwsY4soanhgo6LNSm84E1LBcE8s3O0wpdiRzyR9z/ZZJMlMWv37qOOb9pdJlMUEKFQ==",
-      "dev": true,
-      "engines": {
-        "node": ">=8"
-      }
-    },
-    "node_modules/wrap-ansi/node_modules/strip-ansi": {
-      "version": "6.0.1",
-      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-6.0.1.tgz",
-      "integrity": "sha512-Y38VPSHcqkFrCpFnQ9vuSXmquuv5oXOKpGeT6aGrr3o3Gc9AlVa6JBfUSOCnbxGGZF+/0ooI7KrPuUSztUdU5A==",
+    "node_modules/wrap-ansi/node_modules/ansi-styles": {
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz",
+      "integrity": "sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==",
       "dev": true,
+      "license": "MIT",
       "dependencies": {
-        "ansi-regex": "^5.0.1"
+        "color-convert": "^2.0.1"
       },
       "engines": {
         "node": ">=8"
+      },
+      "funding": {
+        "url": "https://github.com/chalk/ansi-styles?sponsor=1"
       }
     },
     "node_modules/wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
-      "integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ=="
+      "integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==",
+      "license": "ISC"
     },
     "node_modules/wraptile": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/wraptile/-/wraptile-3.0.0.tgz",
       "integrity": "sha512-23LJhkIw940uTcDFyJZmNyO0z8lEINOTGCr4vR5YCG3urkdXwduRIhivBm9wKaVynLHYvxoHHYbKsDiafCLp6w==",
-      "dev": true
+      "dev": true,
+      "license": "MIT"
     },
     "node_modules/xxhash-wasm": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/xxhash-wasm/-/xxhash-wasm-1.1.0.tgz",
-      "integrity": "sha512-147y/6YNh+tlp6nd/2pWq38i9h6mz/EuQ6njIrmW8D1BS5nCqs0P6DG+m6zTGnNz5I+uhZ0SHxBs9BsPrwcKDA=="
+      "integrity": "sha512-147y/6YNh+tlp6nd/2pWq38i9h6mz/EuQ6njIrmW8D1BS5nCqs0P6DG+m6zTGnNz5I+uhZ0SHxBs9BsPrwcKDA==",
+      "license": "MIT"
     },
     "node_modules/y18n": {
       "version": "5.0.8",
       "resolved": "https://registry.npmjs.org/y18n/-/y18n-5.0.8.tgz",
       "integrity": "sha512-0pfFzegeDWJHJIAmTLRP2DwHjdF5s7jo9tuztdQxAhINCdvS+3nGINqPd00AphqJR/0LhANUS6/+7SCb98YOfA==",
       "dev": true,
+      "license": "ISC",
       "engines": {
         "node": ">=10"
       }
@@ -3150,6 +2990,7 @@
       "resolved": "https://registry.npmjs.org/yargs/-/yargs-17.7.2.tgz",
       "integrity": "sha512-7dSzzRQ++CKnNI/krKnYRV7JKKPUXMEh61soaHKg9mrWEhzFWhFnxPxGl+69cD1Ou63C13NUPCnmIcrvqCuM6w==",
       "dev": true,
+      "license": "MIT",
       "dependencies": {
         "cliui": "^8.0.1",
         "escalade": "^3.1.1",
@@ -3168,6 +3009,7 @@
       "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-21.1.1.tgz",
       "integrity": "sha512-tVpsJW7DdjecAiFpbIB1e3qxIQsE6NoPc5/eTdrbbIC4h0LVsWhnoa3g+m2HclBIujHzsxZ4VJVA+GUuc2/LBw==",
       "dev": true,
+      "license": "ISC",
       "engines": {
         "node": ">=12"
       }
@@ -3177,6 +3019,7 @@
       "resolved": "https://registry.npmjs.org/yocto-queue/-/yocto-queue-0.1.0.tgz",
       "integrity": "sha512-rVksvsnNCdJ/ohGc6xgPwyN8eheCxsiLM8mxuE/t/mOVqJewPuO1miLpTHQiRgTKCLexL4MeAFVagts7HmNZ2Q==",
       "dev": true,
+      "license": "MIT",
       "engines": {
         "node": ">=10"
       },
@@ -3185,9 +3028,9 @@
       }
     },
     "node_modules/zod": {
-      "version": "4.3.5",
-      "resolved": "https://registry.npmjs.org/zod/-/zod-4.3.5.tgz",
-      "integrity": "sha512-k7Nwx6vuWx1IJ9Bjuf4Zt1PEllcwe7cls3VNzm4CQ1/hgtFUK2bRNG3rvnpPUhFjmqJKAKtjV576KnUkHocg/g==",
+      "version": "4.4.3",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-4.4.3.tgz",
+      "integrity": "sha512-ytENFjIJFl2UwYglde2jchW2Hwm4GJFLDiSXWdTrJQBIN9Fcyp7n4DhxJEiWNAJMV1/BqWfW/kkg71UDcHJyTQ==",
       "license": "MIT",
       "funding": {
         "url": "https://github.com/sponsors/colinhacks"
diff --git a/package.json b/package.json
index afbb90a..73fd43d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "out-of-your-element",
-  "version": "3.4.0",
+  "version": "3.6.0",
   "description": "A bridge between Matrix and Discord",
   "main": "index.js",
   "repository": {
@@ -19,35 +19,35 @@
   },
   "dependencies": {
     "@chriscdn/promise-semaphore": "^3.0.1",
-    "@cloudrac3r/discord-markdown": "^2.6.10",
+    "@cloudrac3r/discord-markdown": "^2.7.0",
     "@cloudrac3r/giframe": "^0.4.3",
     "@cloudrac3r/html-template-tag": "^5.0.1",
     "@cloudrac3r/in-your-element": "^1.1.1",
     "@cloudrac3r/mixin-deep": "^3.0.1",
     "@cloudrac3r/pngjs": "^7.0.3",
     "@cloudrac3r/pug": "^4.0.4",
+    "@cloudrac3r/stream-type": "^1.0.0",
     "@cloudrac3r/turndown": "^7.1.4",
     "@stackoverflow/stacks": "^2.5.4",
     "@stackoverflow/stacks-icons": "^6.0.2",
     "ansi-colors": "^4.1.3",
     "better-sqlite3": "^12.2.0",
     "chunk-text": "^2.0.1",
-    "cloudstorm": "^0.15.2",
+    "cloudstorm": "^0.17.1",
     "discord-api-types": "^0.38.38",
     "domino": "^2.1.6",
     "enquirer": "^2.4.1",
     "entities": "^5.0.0",
     "get-relative-path": "^1.0.2",
-    "h3": "^1.15.1",
+    "h3": "^1.15.10",
     "heatsync": "^2.7.2",
     "htmx.org": "^2.0.4",
     "lru-cache": "^11.0.2",
     "mime-types": "^2.1.35",
     "prettier-bytes": "^1.0.4",
     "sharp": "^0.34.5",
-    "snowtransfer": "^0.17.1",
-    "stream-mime-type": "^1.0.2",
-    "try-to-catch": "^3.0.1",
+    "snowtransfer": "^0.17.5",
+    "try-to-catch": "^4.0.5",
     "uqr": "^0.1.2",
     "xxhash-wasm": "^1.0.2",
     "zod": "^4.0.17"
@@ -58,9 +58,9 @@
   "devDependencies": {
     "@cloudrac3r/tap-dot": "^2.0.3",
     "@types/node": "^22.17.1",
-    "c8": "^10.1.2",
+    "c8": "^11.0.0",
     "cross-env": "^7.0.3",
-    "supertape": "^12.0.12"
+    "supertape": "^13.2.0"
   },
   "scripts": {
     "start": "node --enable-source-maps start.js",
diff --git a/scripts/backfill.js b/scripts/backfill.js
index 27600f0..941e803 100644
--- a/scripts/backfill.js
+++ b/scripts/backfill.js
@@ -10,7 +10,6 @@ if (!channelID) {
 	process.exit(1)
 }
 
-const assert = require("assert/strict")
 const sqlite = require("better-sqlite3")
 const backfill = new sqlite("scripts/backfill.db")
 backfill.prepare("CREATE TABLE IF NOT EXISTS backfill (channel_id TEXT NOT NULL, message_id INTEGER NOT NULL, PRIMARY KEY (channel_id, message_id))").run()
@@ -38,12 +37,8 @@ passthrough.select = orm.select
 
 /** @type {import("../src/d2m/event-dispatcher")}*/
 const eventDispatcher = sync.require("../src/d2m/event-dispatcher")
-
-const roomID = passthrough.select("channel_room", "room_id", {channel_id: channelID}).pluck().get()
-if (!roomID) {
-	console.error("Please choose a channel that's already bridged.")
-	process.exit(1)
-}
+/** @type {import("../src/d2m/actions/create-room")} */
+const createRoom = sync.require("../src/d2m/actions/create-room")
 
 ;(async () => {
 	await discord.cloud.connect()
@@ -60,23 +55,29 @@ async function event(event) {
 	if (!channel) return
 	const guild_id = event.d.id
 
-	let last = backfill.prepare("SELECT cast(max(message_id) as TEXT) FROM backfill WHERE channel_id = ?").pluck().get(channelID) || "0"
-	console.log(`OK, processing messages for #${channel.name}, continuing from ${last}`)
+	try {
+		await createRoom.syncRoom(channelID)
+		let last = backfill.prepare("SELECT cast(max(message_id) as TEXT) FROM backfill WHERE channel_id = ?").pluck().get(channelID) || "0"
+		console.log(`OK, processing messages for #${channel.name}, continuing from ${last}`)
 
-	while (last) {
-		const messages = await discord.snow.channel.getChannelMessages(channelID, {limit: 50, after: String(last)})
-		messages.reverse() // More recent messages come first -> More recent messages come last
-		for (const message of messages) {
-			const simulatedGatewayDispatchData = {
-				guild_id,
-				backfill: true,
-				...message
+		while (last) {
+			const messages = await discord.snow.channel.getChannelMessages(channelID, {limit: 50, after: String(last)})
+			messages.reverse() // More recent messages come first -> More recent messages come last
+			for (const message of messages) {
+				const simulatedGatewayDispatchData = {
+					guild_id,
+					backfill: true,
+					...message
+				}
+				await eventDispatcher.MESSAGE_CREATE(discord, simulatedGatewayDispatchData)
+				preparedInsert.run(channelID, message.id)
 			}
-			await eventDispatcher.MESSAGE_CREATE(discord, simulatedGatewayDispatchData)
-			preparedInsert.run(channelID, message.id)
+			last = messages.at(-1)?.id
 		}
-		last = messages.at(-1)?.id
-	}
 
-	process.exit()
+		process.exit()
+	} catch (e) {
+		console.error(e)
+		process.exit(1) // won't exit automatically on thrown error due to living discord connection, so manual exit is necessary
+	}
 }
diff --git a/scripts/remove-uncached-bridged-users.js b/scripts/remove-uncached-bridged-users.js
new file mode 100644
index 0000000..b3ceb8a
--- /dev/null
+++ b/scripts/remove-uncached-bridged-users.js
@@ -0,0 +1,36 @@
+// @ts-check
+
+const HeatSync = require("heatsync")
+const sync = new HeatSync({watchFS: false})
+
+const sqlite = require("better-sqlite3")
+const db = new sqlite("ooye.db", {fileMustExist: true})
+
+const passthrough = require("../src/passthrough")
+Object.assign(passthrough, {db, sync})
+
+const api = require("../src/matrix/api")
+const utils = require("../src/matrix/utils")
+const {reg} = require("../src/matrix/read-registration")
+
+const rooms = db.prepare("select room_id, name, nick from channel_room").all()
+
+;(async () => {
+	// Search for members starting with @_ooye_ and kick them if they are not in sim_member cache
+	for (const room of rooms) {
+		try {
+			const members = await api.getJoinedMembers(room.room_id)
+			for (const mxid of Object.keys(members.joined)) {
+				if (!mxid.startsWith("@" + reg.sender_localpart) && utils.eventSenderIsFromDiscord(mxid) && !db.prepare("select mxid from sim_member where mxid = ? and room_id = ?").get(mxid, room.room_id)) {
+					await api.leaveRoom(room.room_id, mxid)
+				}
+			}
+		} catch (e) {
+			if (e.message.includes("Appservice not in room")) {
+				// ok
+			} else {
+				throw e
+			}
+		}
+	}
+})()
diff --git a/scripts/reset-web-password.js b/scripts/reset-web-password.js
index 9131efb..7c3a1a2 100644
--- a/scripts/reset-web-password.js
+++ b/scripts/reset-web-password.js
@@ -13,5 +13,5 @@ const {prompt} = require("enquirer")
 
 	reg.ooye.web_password = passwordResponse.web_password
 	writeRegistration(reg)
-	console.log("Saved. Restart Out Of Your Element to apply this change.")
+	console.log("Saved. This change should be applied instantly.")
 })()
diff --git a/src/d2m/actions/create-room.js b/src/d2m/actions/create-room.js
index 651eaf4..7f110ad 100644
--- a/src/d2m/actions/create-room.js
+++ b/src/d2m/actions/create-room.js
@@ -122,7 +122,7 @@ async function channelToKState(channel, guild, di) {
 		join_rules = {join_rule: PRIVACY_ENUMS.ROOM_JOIN_RULES[privacyLevel]}
 	}
 
-	const everyonePermissions = dUtils.getPermissions(guild.id, [], guild.roles, undefined, channel.permission_overwrites)
+	const everyonePermissions = dUtils.getDefaultPermissions(guild, channel.permission_overwrites)
 	const everyoneCanSend = dUtils.hasPermission(everyonePermissions, DiscordTypes.PermissionFlagsBits.SendMessages)
 	const everyoneCanMentionEveryone = dUtils.hasPermission(everyonePermissions, DiscordTypes.PermissionFlagsBits.MentionEveryone)
 
@@ -193,6 +193,16 @@ async function channelToKState(channel, guild, di) {
 	// Don't overwrite room topic if the topic has been customised
 	if (hasCustomTopic) delete channelKState["m.room.topic/"]
 
+	// Make voice channels be a Matrix voice room (MSC3417)
+	if (channel.type === DiscordTypes.ChannelType.GuildVoice) {
+		creationContent.type = "org.matrix.msc3417.call"
+		channelKState["org.matrix.msc3401.call/"] = {
+			"m.intent": "m.room",
+			"m.type": "m.voice",
+			"m.name": customName || channel.name
+		}
+	}
+
 	// Don't add a space parent if it's self service
 	// (The person setting up self-service has already put it in their preferred space to be able to get this far.)
 	const autocreate = select("guild_active", "autocreate", {guild_id: guild.id}).pluck().get()
@@ -256,7 +266,7 @@ async function createRoom(channel, guild, spaceID, kstate, privacyLevel) {
 
 /**
  * Handling power levels separately. The spec doesn't specify what happens, Dendrite differs,
- * and Synapse does an absolutely insane *shallow merge* of what I provide on top of what it creates.
+ * and Synapse does a very poorly thought out *shallow merge* of what I provide on top of what it creates.
  * We don't want the `events` key to be overridden completely.
  * https://github.com/matrix-org/synapse/blob/develop/synapse/handlers/room.py#L1170-L1210
  * https://github.com/matrix-org/matrix-spec/issues/492
@@ -442,8 +452,9 @@ function syncRoom(channelID) {
 /**
  * @param {{id: string, topic?: string?}} channel channel-ish (just needs an id, topic is optional)
  * @param {string} guildID
+ * @param {string} messageBeforeLeave
  */
-async function unbridgeChannel(channel, guildID) {
+async function unbridgeChannel(channel, guildID, messageBeforeLeave = "This room was removed from the bridge.") {
 	const roomID = select("channel_room", "room_id", {channel_id: channel.id}).pluck().get()
 	assert.ok(roomID)
 	const row = from("guild_space").join("guild_active", "guild_id").select("space_id", "autocreate").where({guild_id: guildID}).get()
@@ -493,7 +504,7 @@ async function unbridgeChannel(channel, guildID) {
 	// send a notification in the room
 	await api.sendEvent(roomID, "m.room.message", {
 		msgtype: "m.notice",
-		body: "⚠️ This room was removed from the bridge."
+		body: `⚠️ ${messageBeforeLeave}`
 	})
 
 	// if it is an easy mode room, clean up the room from the managed space and make it clear it's not being bridged
diff --git a/src/d2m/actions/create-room.test.js b/src/d2m/actions/create-room.test.js
index 36fccba..c9e098b 100644
--- a/src/d2m/actions/create-room.test.js
+++ b/src/d2m/actions/create-room.test.js
@@ -190,6 +190,17 @@ test("channel2room: read-only discord channel", async t => {
 	t.equal(api.getCalled(), 2)
 })
 
+test("channel2room: voice channel", async t => {
+	const api = mockAPI(t)
+	const state = kstateStripConditionals(await channelToKState(testData.channel.voice, testData.guild.general, {api}).then(x => x.channelKState))
+	t.equal(state["m.room.create/"].type, "org.matrix.msc3417.call")
+	t.deepEqual(state["org.matrix.msc3401.call/"], {
+		"m.intent": "m.room",
+		"m.name": "🍞丨[8user] Piece",
+		"m.type": "m.voice"
+	})
+})
+
 test("convertNameAndTopic: custom name and topic", t => {
 	t.deepEqual(
 		_convertNameAndTopic({id: "123", name: "the-twilight-zone", topic: "Spooky stuff here. :ghost:", type: 0}, {id: "456"}, "hauntings"),
diff --git a/src/d2m/actions/expression.js b/src/d2m/actions/expression.js
index c7ab27a..0f714c6 100644
--- a/src/d2m/actions/expression.js
+++ b/src/d2m/actions/expression.js
@@ -34,7 +34,10 @@ async function emojisToState(emojis, guild) {
 			if (e.data?.errcode === "M_TOO_LARGE") { // Very unlikely to happen. Only possible for 3x-series emojis uploaded shortly after animated emojis were introduced, when there was no 256 KB size limit.
 				return
 			}
-			console.error(`Trying to handle emoji ${emoji.name} (${emoji.id}), but...`)
+			e["emoji"] = {
+				name: emoji.name,
+				id: emoji.id
+			}
 			throw e
 		})
 	))
diff --git a/src/d2m/actions/register-user.js b/src/d2m/actions/register-user.js
index 1bdd6e3..d475e54 100644
--- a/src/d2m/actions/register-user.js
+++ b/src/d2m/actions/register-user.js
@@ -154,7 +154,7 @@ function memberToPowerLevel(user, member, guild, channel) {
 	if (!member) return 0
 
 	const permissions = dUtils.getPermissions(guild.id, member.roles, guild.roles, user.id, channel.permission_overwrites)
-	const everyonePermissions = dUtils.getPermissions(guild.id, [], guild.roles, undefined, channel.permission_overwrites)
+	const everyonePermissions = dUtils.getDefaultPermissions(guild, channel.permission_overwrites)
 	/*
 	 * PL 100 = Administrator = People who can brick the room. RATIONALE:
 	 * 	- Administrator.
@@ -206,14 +206,16 @@ function _hashProfileContent(content, powerLevel) {
  * 3. Calculate the power level the user should get based on their Discord permissions
  * 4. Compare against the previously known state content, which is helpfully stored in the database
  * 5. If the state content or power level have changed, send them to Matrix and update them in the database for next time
+ * 6. If the sim is for a user-installed app, check which user it was added by
  * @param {DiscordTypes.APIUser} user
  * @param {Omit<DiscordTypes.APIGuildMember, "user"> | undefined} member
  * @param {DiscordTypes.APIGuildChannel} channel
  * @param {DiscordTypes.APIGuild} guild
  * @param {string} roomID
+ * @param {DiscordTypes.APIMessageInteractionMetadata} [interactionMetadata]
  * @returns {Promise<string>} mxid of the updated sim
  */
-async function syncUser(user, member, channel, guild, roomID) {
+async function syncUser(user, member, channel, guild, roomID, interactionMetadata) {
 	const mxid = await ensureSimJoined(user, roomID)
 	const content = await memberToStateContent(user, member, guild.id)
 	const powerLevel = memberToPowerLevel(user, member, guild, channel)
@@ -222,6 +224,12 @@ async function syncUser(user, member, channel, guild, roomID) {
 		allowOverwrite: !!member,
 		globalProfile: await userToGlobalProfile(user)
 	})
+
+	const appInstalledByUser = user.bot && interactionMetadata?.authorizing_integration_owners?.[DiscordTypes.ApplicationIntegrationType.UserInstall]
+	if (appInstalledByUser) {
+		db.prepare("INSERT OR IGNORE INTO app_user_install (app_bot_id, user_id, guild_id) VALUES (?, ?, ?)").run(user.id, appInstalledByUser, guild.id)
+	}
+
 	return mxid
 }
 
diff --git a/src/d2m/actions/remove-member.js b/src/d2m/actions/remove-member.js
new file mode 100644
index 0000000..56ac750
--- /dev/null
+++ b/src/d2m/actions/remove-member.js
@@ -0,0 +1,37 @@
+// @ts-check
+
+const passthrough = require("../../passthrough")
+const {sync, db, select, from} = passthrough
+/** @type {import("../../matrix/api")} */
+const api = sync.require("../../matrix/api")
+/** @type {import("../converters/remove-member-mxids")} */
+const removeMemberMxids = sync.require("../converters/remove-member-mxids")
+
+/**
+ * @param {string} userID discord user ID that left
+ * @param {string} guildID discord guild ID that they left
+ */
+async function removeMember(userID, guildID) {
+	const {userAppDeletions, membership} = removeMemberMxids.removeMemberMxids(userID, guildID)
+	db.transaction(() => {
+		for (const d of userAppDeletions) {
+			db.prepare("DELETE FROM app_user_install WHERE guild_id = ? and user_id = ?").run(guildID, d)
+		}
+	})()
+	for (const m of membership) {
+		try {
+			await api.leaveRoom(m.room_id, m.mxid)
+		} catch (e) {
+			if (String(e).includes("not in room")) {
+				// no further action needed
+			} else {
+				throw e
+			}
+		}
+		// Update cache to say that the member isn't in the room any more
+		// You'd think this would happen automatically when the leave event arrives at Matrix's event dispatcher, but that isn't 100% reliable.
+		db.prepare("DELETE FROM sim_member WHERE room_id = ? AND mxid = ?").run(m.room_id, m.mxid)
+	}
+}
+
+module.exports.removeMember = removeMember
diff --git a/src/d2m/actions/retrigger.js b/src/d2m/actions/retrigger.js
index 66ef19e..43f400d 100644
--- a/src/d2m/actions/retrigger.js
+++ b/src/d2m/actions/retrigger.js
@@ -2,7 +2,15 @@
 
 const {EventEmitter} = require("events")
 const passthrough = require("../../passthrough")
-const {select} = passthrough
+const {select, sync, from} = passthrough
+/** @type {import("../../matrix/utils")} */
+const utils = sync.require("../../matrix/utils")
+
+/*
+	Due to Eventual Consistency(TM) an update/delete may arrive before the original message arrives
+	(or before the it has finished being bridged to an event).
+	In this case, wait until the original message has finished bridging, then retrigger the passed function.
+*/
 
 const DEBUG_RETRIGGER = false
 
@@ -12,81 +20,140 @@ function debugRetrigger(message) {
 	}
 }
 
-const paused = new Set()
-const emitter = new EventEmitter()
+const storage = new class {
+	/** @private @type {Set<string>} */
+	paused = new Set()
+	/** @private @type {Map<string, ((found: Boolean) => any)[]>} id -> list of resolvers */
+	resolves = new Map()
+	/** @private @type {Map<string, ReturnType<setTimeout>>} id -> timer */
+	timers = new Map()
 
-/**
- * Due to Eventual Consistency(TM) an update/delete may arrive before the original message arrives
- * (or before the it has finished being bridged to an event).
- * In this case, wait until the original message has finished bridging, then retrigger the passed function.
- * @template {(...args: any[]) => any} T
- * @param {string} inputID
- * @param {T} fn
- * @param {Parameters<T>} rest
- * @returns {boolean} false if the event was found and the function will be ignored, true if the event was not found and the function will be retriggered
- */
-function eventNotFoundThenRetrigger(inputID, fn, ...rest) {
-	if (!paused.has(inputID)) {
-		if (inputID.match(/^[0-9]+$/)) {
-			const eventID = select("event_message", "event_id", {message_id: inputID}).pluck().get()
-			if (eventID) {
-				debugRetrigger(`[retrigger] OK mid <-> eid = ${inputID} <-> ${eventID}`)
-				return false // event was found so don't retrigger
-			}
-		} else if (inputID.match(/^\$/)) {
-			const messageID = select("event_message", "message_id", {event_id: inputID}).pluck().get()
-			if (messageID) {
-				debugRetrigger(`[retrigger] OK eid <-> mid = ${inputID} <-> ${messageID}`)
-				return false // message was found so don't retrigger
-			}
+	/**
+	 * The purpose of storage is to store `resolve` and call it at a later time.
+	 * @param {string} id
+	 * @param {(found: Boolean) => any} resolve
+	 */
+	store(id, resolve) {
+		debugRetrigger(`[retrigger] STORE id = ${id}`)
+		this.resolves.set(id, (this.resolves.get(id) || []).concat(resolve)) // add to list in map value
+		if (!this.timers.has(id)) {
+			debugRetrigger(`[retrigger] SET TIMER id = ${id}`)
+			this.timers.set(id, setTimeout(() => this.resolve(id, false), 60 * 1000).unref()) // 1 minute
 		}
 	}
+	
+	/** @param {string} id */
+	isNotPaused(id) {
+		return !storage.paused.has(id)
+	}
 
-	debugRetrigger(`[retrigger] WAIT id = ${inputID}`)
-	emitter.once(inputID, () => {
-		debugRetrigger(`[retrigger] TRIGGER id = ${inputID}`)
-		fn(...rest)
-	})
-	// if the event never arrives, don't trigger the callback, just clean up
-	setTimeout(() => {
-		if (emitter.listeners(inputID).length) {
-			debugRetrigger(`[retrigger] EXPIRE id = ${inputID}`)
+	/** @param {string} id */
+	pause(id) {
+		debugRetrigger(`[retrigger] PAUSE id = ${id}`)
+		this.paused.add(id)
+	}
+
+	/**
+	 * Go through `resolves` storage and resolve them all. (Also resets timer/paused.)
+	 * @param {string} id
+	 * @param {boolean} value
+	 */
+	resolve(id, value) {
+		if (this.paused.has(id)) {
+			debugRetrigger(`[retrigger] RESUME id = ${id}`)
+			this.paused.delete(id)
 		}
-		emitter.removeAllListeners(inputID)
-	}, 60 * 1000) // 1 minute
-	return true // event was not found, then retrigger
+
+		if (this.resolves.has(id)) {
+			debugRetrigger(`[retrigger] RESOLVE ${value} id = ${id}`)
+			const fns = this.resolves.get(id) || []
+			this.resolves.delete(id)
+			for (const fn of fns) {
+				fn(value)
+			}
+		}
+
+		if (this.timers.has(id)) {
+			clearTimeout(this.timers.get(id))
+			this.timers.delete(id)
+		}
+	}
+}
+
+/**
+ * @param {string} id
+ * @param {(found: Boolean) => any} resolve
+ * @param {boolean} existsInDatabase
+ */
+function waitFor(id, resolve, existsInDatabase) {
+	if (existsInDatabase && storage.isNotPaused(id)) { // if event already exists and isn't paused then resolve immediately
+		debugRetrigger(`[retrigger] EXISTS id = ${id}`)
+		return resolve(true)
+	}
+
+	// doesn't exist. wait for it to exist. storage will resolve true if it exists or false if it timed out
+	return storage.store(id, resolve)
+}
+
+const GET_EVENT_PREPARED = from("event_message").select("event_id").and("WHERE event_id = ?").prepare().raw()
+/**
+ * @param {string} eventID
+ * @returns {Promise<boolean>} if true then the message did not arrive
+ */
+function waitForEvent(eventID) {
+	const {promise, resolve} = Promise.withResolvers()
+	waitFor(eventID, resolve, !!GET_EVENT_PREPARED.get(eventID))
+	return promise
+}
+
+const GET_MESSAGE_PREPARED = from("event_message").select("message_id").and("WHERE message_id = ?").prepare().raw()
+/**
+ * @param {string} messageID
+ * @returns {Promise<boolean>} if true then the message did not arrive
+ */
+function waitForMessage(messageID) {
+	const {promise, resolve} = Promise.withResolvers()
+	waitFor(messageID, resolve, !!GET_MESSAGE_PREPARED.get(messageID))
+	return promise
+}
+
+const GET_REACTION_EVENT_PREPARED = from("reaction").select("hashed_event_id").and("WHERE hashed_event_id = ?").prepare().raw()
+/**
+ * @param {string} eventID
+ * @returns {Promise<boolean>} if true then the message did not arrive
+ */
+function waitForReactionEvent(eventID) {
+	const {promise, resolve} = Promise.withResolvers()
+	waitFor(eventID, resolve, !!GET_REACTION_EVENT_PREPARED.get(utils.getEventIDHash(eventID)))
+	return promise
 }
 
 /**
  * Anything calling retrigger during the callback will be paused and retriggered after the callback resolves.
  * @template T
- * @param {string} messageID
+ * @param {string} id
  * @param {Promise<T>} promise
  * @returns {Promise<T>}
  */
-async function pauseChanges(messageID, promise) {
+async function pauseChanges(id, promise) {
 	try {
-		debugRetrigger(`[retrigger] PAUSE id = ${messageID}`)
-		paused.add(messageID)
+		storage.pause(id)
 		return await promise
 	} finally {
-		debugRetrigger(`[retrigger] RESUME id = ${messageID}`)
-		paused.delete(messageID)
-		messageFinishedBridging(messageID)
+		finishedBridging(id)
 	}
 }
 
 /**
  * Triggers any pending operations that were waiting on the corresponding event ID.
- * @param {string} messageID
+ * @param {string} id
  */
-function messageFinishedBridging(messageID) {
-	if (emitter.listeners(messageID).length) {
-		debugRetrigger(`[retrigger] EMIT id = ${messageID}`)
-	}
-	emitter.emit(messageID)
+function finishedBridging(id) {
+	storage.resolve(id, true)
 }
 
-module.exports.eventNotFoundThenRetrigger = eventNotFoundThenRetrigger
-module.exports.messageFinishedBridging = messageFinishedBridging
+module.exports.waitForMessage = waitForMessage
+module.exports.waitForEvent = waitForEvent
+module.exports.waitForReactionEvent = waitForReactionEvent
 module.exports.pauseChanges = pauseChanges
+module.exports.finishedBridging = finishedBridging
\ No newline at end of file
diff --git a/src/d2m/actions/send-message.js b/src/d2m/actions/send-message.js
index eb919bb..5b3b4f3 100644
--- a/src/d2m/actions/send-message.js
+++ b/src/d2m/actions/send-message.js
@@ -51,7 +51,7 @@ async function sendMessage(message, channel, guild, row) {
 		if (message.author.id === discord.application.id) {
 			// no need to sync the bot's own user
 		} else {
-			senderMxid = await registerUser.syncUser(message.author, message.member, channel, guild, roomID)
+			senderMxid = await registerUser.syncUser(message.author, message.member, channel, guild, roomID, message.interaction_metadata)
 		}
 	}
 
@@ -60,8 +60,7 @@ async function sendMessage(message, channel, guild, row) {
 		const detailedResultsMessage = await pollEnd.endPoll(message)
 		if (detailedResultsMessage) {
 			const threadParent = select("channel_room", "thread_parent", {channel_id: message.channel_id}).pluck().get()
-			const channelID = threadParent ? threadParent : message.channel_id
-			const threadID = threadParent ? message.channel_id : undefined
+			const {channelID, threadID} = dUtils.swapThreadID(message.channel_id, threadParent)
 			sentResultsMessage = await channelWebhook.sendMessageWithWebhook(channelID, detailedResultsMessage, threadID)
 		}
 	}
diff --git a/src/d2m/actions/set-presence.js b/src/d2m/actions/set-presence.js
index f26668f..0a31038 100644
--- a/src/d2m/actions/set-presence.js
+++ b/src/d2m/actions/set-presence.js
@@ -1,5 +1,7 @@
 // @ts-check
 
+const assert = require("assert").strict
+
 const passthrough = require("../../passthrough")
 const {sync, select} = passthrough
 /** @type {import("../../matrix/api")} */
@@ -26,7 +28,7 @@ const presenceLoopInterval = 28e3
 
 // Cache the list of enabled guilds rather than accessing it like multiple times per second when any user changes presence
 const guildPresenceSetting = new class {
-	/** @private @type {Set<string>} */ guilds
+	/** @private @type {Set<string>} */ guilds = new Set()
 	constructor() {
 		this.update()
 	}
@@ -40,7 +42,7 @@ const guildPresenceSetting = new class {
 
 class Presence extends sync.reloadClassMethods(() => Presence) {
 	/** @type {string} */ userID
-	/** @type {{presence: "online" | "offline" | "unavailable", status_msg?: string}} */ data
+	/** @type {{presence: "online" | "offline" | "unavailable", status_msg?: string} | undefined} */ data
 	/** @private @type {?string | undefined} */ mxid
 	/** @private @type {number} */ delay = Math.random()
 
@@ -66,6 +68,7 @@ class Presence extends sync.reloadClassMethods(() => Presence) {
 		// I haven't tried, but I assume Synapse explodes if you try to update too many presences at the same time.
 		// This random delay will space them out over the whole 28 second cycle.
 		setTimeout(() => {
+			assert(this.data)
 			api.setPresence(this.data, mxid).catch(() => {})
 		}, this.delay * presenceLoopInterval).unref()
 	}
diff --git a/src/d2m/actions/speedbump.js b/src/d2m/actions/speedbump.js
index 218f046..42e3a35 100644
--- a/src/d2m/actions/speedbump.js
+++ b/src/d2m/actions/speedbump.js
@@ -1,6 +1,5 @@
 // @ts-check
 
-const DiscordTypes = require("discord-api-types/v10")
 const passthrough = require("../../passthrough")
 const {discord, select, db} = passthrough
 
@@ -70,12 +69,18 @@ async function doSpeedbump(messageID) {
  * Check whether to slow down a message, and do it. After it passes the speedbump, return whether it's okay or if it's been deleted.
  * @param {string} channelID
  * @param {string} messageID
+ * @param {string} [userID] if provided, only slow down the message when the user has used PK before
  * @returns whether it was deleted, and data about the channel's (not thread's) speedbump
  */
-async function maybeDoSpeedbump(channelID, messageID) {
-	let row = select("channel_room", ["thread_parent", "speedbump_id", "speedbump_webhook_id"], {channel_id: channelID}).get()
-	if (row?.thread_parent) row = select("channel_room", ["thread_parent", "speedbump_id", "speedbump_webhook_id"], {channel_id: row.thread_parent}).get() // webhooks belong to the channel, not the thread
-	if (!row?.speedbump_webhook_id) return {affected: false, row: null} // not affected, no speedbump
+async function maybeDoSpeedbump(channelID, messageID, userID) {
+	let row = select("channel_room", ["room_id", "thread_parent", "speedbump_id", "speedbump_webhook_id"], {channel_id: channelID}).get()
+	if (row?.thread_parent) row = select("channel_room", ["room_id", "thread_parent", "speedbump_id", "speedbump_webhook_id"], {channel_id: row.thread_parent}).get() // webhooks belong to the channel, not the thread
+	if (!row?.speedbump_webhook_id) return {affected: false, row: null} // channel not affected, no speedbump
+	if (userID) {
+		if (row.speedbump_webhook_id === userID) return {affected: false, row} // shortcut
+		const userHasProxy = select("sim_proxy", "user_id", {proxy_owner_id: userID}).pluck().get()
+		if (!userHasProxy) return {affected: false, row} // user has not used PK before, no speedbump
+	}
 	const affected = await doSpeedbump(messageID)
 	return {affected, row} // maybe affected, and there is a speedbump
 }
diff --git a/src/d2m/converters/edit-to-changes.js b/src/d2m/converters/edit-to-changes.js
index 4f743eb..61f3290 100644
--- a/src/d2m/converters/edit-to-changes.js
+++ b/src/d2m/converters/edit-to-changes.js
@@ -151,9 +151,11 @@ async function editToChanges(message, guild, api) {
 	const messageReallyOld = message.timestamp && new Date(message.timestamp).getTime() < Date.now() - 2 * 60 * 1000 // older than 2 minutes ago
 	// Don't post new generated embeds for messages if the setting was disabled.
 	const embedsEnabled = select("guild_space", "url_preview", {guild_id: guild?.id}).pluck().get() ?? 1
+	// Bots may rely on embeds to send new content, so the rules may be more lax for them.
+	const botEmbedsApproved = message.author?.bot && !originallyFromMatrix
 	if (messageReallyOld) {
 		eventsToSend = [] // Only allow edits to change and delete, but not send new.
-	} else if ((messageQuiteOld || !embedsEnabled) && !message.author?.bot) {
+	} else if ((messageQuiteOld || !embedsEnabled) && !botEmbedsApproved) {
 		eventsToSend = eventsToSend.filter(e => e.msgtype !== "m.notice") // Only send events that aren't embeds.
 	}
 
diff --git a/src/d2m/converters/edit-to-changes.test.js b/src/d2m/converters/edit-to-changes.test.js
index cb1fb5a..842c24e 100644
--- a/src/d2m/converters/edit-to-changes.test.js
+++ b/src/d2m/converters/edit-to-changes.test.js
@@ -78,7 +78,7 @@ test("edit2changes: bot response", async t => {
 		newContent: {
 			$type: "m.room.message",
 			msgtype: "m.text",
-			body: "* :ae_botrac4r: [@cadence](https://matrix.to/#/@cadence:cadence.moe) asked ``­``, I respond: Stop drinking paint. (No)\n\nHit :bn_re: to reroll.",
+			body: "* :ae_botrac4r: @cadence asked ``­``, I respond: Stop drinking paint. (No)\n\nHit :bn_re: to reroll.",
 			format: "org.matrix.custom.html",
 			formatted_body: '* <img data-mx-emoticon height="32" src="mxc://cadence.moe/skqfuItqxNmBYekzmVKyoLzs" title=":ae_botrac4r:" alt=":ae_botrac4r:"> <a href="https://matrix.to/#/@cadence:cadence.moe">@cadence</a> asked <code>­</code>, I respond: Stop drinking paint. (No)<br><br>Hit <img data-mx-emoticon height="32" src="mxc://cadence.moe/OIpqpfxTnHKokcsYqDusxkBT" title=":bn_re:" alt=":bn_re:"> to reroll.',
 			"m.mentions": {
@@ -87,7 +87,7 @@ test("edit2changes: bot response", async t => {
 			// *** Replaced With: ***
 			"m.new_content": {
 				msgtype: "m.text",
-				body: ":ae_botrac4r: [@cadence](https://matrix.to/#/@cadence:cadence.moe) asked ``­``, I respond: Stop drinking paint. (No)\n\nHit :bn_re: to reroll.",
+				body: ":ae_botrac4r: @cadence asked ``­``, I respond: Stop drinking paint. (No)\n\nHit :bn_re: to reroll.",
 				format: "org.matrix.custom.html",
 				formatted_body: '<img data-mx-emoticon height="32" src="mxc://cadence.moe/skqfuItqxNmBYekzmVKyoLzs" title=":ae_botrac4r:" alt=":ae_botrac4r:"> <a href="https://matrix.to/#/@cadence:cadence.moe">@cadence</a> asked <code>­</code>, I respond: Stop drinking paint. (No)<br><br>Hit <img data-mx-emoticon height="32" src="mxc://cadence.moe/OIpqpfxTnHKokcsYqDusxkBT" title=":bn_re:" alt=":bn_re:"> to reroll.',
 				"m.mentions": {
diff --git a/src/d2m/converters/find-mentions.js b/src/d2m/converters/find-mentions.js
index 8726830..8107459 100644
--- a/src/d2m/converters/find-mentions.js
+++ b/src/d2m/converters/find-mentions.js
@@ -146,10 +146,18 @@ function findMention(pjr, maximumWrittenSection, baseOffset, prefix, content) {
 		// Highlight the relevant part of the message
 		const start = baseOffset + best.scored.matchedInputTokens[0].index
 		const end = baseOffset + prefix.length + best.scored.matchedInputTokens.slice(-1)[0].end
-		const newContent = content.slice(0, start) + "[" + content.slice(start, end) + "](https://matrix.to/#/" + best.mxid + ")" + content.slice(end)
+		const newNodes = [{
+			type: "text", content: content.slice(0, start)
+		}, {
+			type: "link", target: `https://matrix.to/#/${best.mxid}`, content: [
+				{type: "text", content: content.slice(start, end)}
+			]
+		}, {
+			type: "text", content: content.slice(end)
+		}]
 		return {
 			mxid: best.mxid,
-			newContent
+			newNodes
 		}
 	}
 }
diff --git a/src/d2m/converters/message-to-event.js b/src/d2m/converters/message-to-event.js
index 7f77b81..83fab1b 100644
--- a/src/d2m/converters/message-to-event.js
+++ b/src/d2m/converters/message-to-event.js
@@ -35,10 +35,10 @@ function getDiscordParseCallbacks(message, guild, useHTML, spoilers = []) {
 		/** @param {{id: string, type: "discordUser"}} node */
 		user: node => {
 			const mxid = select("sim", "mxid", {user_id: node.id}).pluck().get()
-			const interaction = message.interaction_metadata || message.interaction
+			const interactionMetadata = message.interaction_metadata
 			const username = message.mentions?.find(ment => ment.id === node.id)?.username
 				|| message.referenced_message?.mentions?.find(ment => ment.id === node.id)?.username
-				|| (interaction?.user.id === node.id ? interaction.user.username : null)
+				|| (interactionMetadata?.user.id === node.id ? interactionMetadata.user.username : null)
 				|| (message.author?.id === node.id ? message.author.username : null)
 				|| "unknown-user"
 			if (mxid && useHTML) {
@@ -109,7 +109,7 @@ const embedTitleParser = markdown.markdownEngine.parserFor({
 
 /**
  * @param {{room?: boolean, user_ids?: string[]}} mentions
- * @param {Omit<DiscordTypes.APIAttachment, "id" | "proxy_url">} attachment
+ * @param {Omit<DiscordTypes.APIAttachment, "id" | "proxy_url" | "flags">} attachment
  * @param {boolean} [alwaysLink]
  */
 async function attachmentToEvent(mentions, attachment, alwaysLink) {
@@ -256,8 +256,34 @@ function getFormattedInteraction(interaction, isThinkingInteraction) {
 	const username = interaction.member?.nick || interaction.user.global_name || interaction.user.username
 	const thinkingText = isThinkingInteraction ? " — interaction loading..." : ""
 	return {
-		body: `↪️ ${username} used \`/${interaction.name}\`${thinkingText}`,
-		html: `<blockquote><sub>↪️ ${mxid ? tag`<a href="https://matrix.to/#/${mxid}">${username}</a>` : username} used <code>/${interaction.name}</code>${thinkingText}</sub></blockquote>`
+		body: `❭ ${username} used \`/${interaction.name}\`${thinkingText}`,
+		html: `<blockquote><sub>❭ ${mxid ? tag`<a href="https://matrix.to/#/${mxid}">${username}</a>` : username} used <code>/${interaction.name}</code>${thinkingText}</sub></blockquote>`
+	}
+}
+
+/**
+ * @param {any} newEvents merge into events
+ * @param {any} events will be modified
+ * @param {boolean} forceSameMsgtype whether m.text may only be combined with m.text, etc
+ * @param {boolean} [forceMerge] if true, must merge event, will error if it had to append
+ */
+function mergeTextEvents(newEvents, events, forceSameMsgtype, forceMerge = false) {
+	let prev = events.at(-1)
+	for (const ne of newEvents) {
+		const isAllText = prev?.body && prev?.formatted_body && ["m.text", "m.notice"].includes(ne.msgtype) && ["m.text", "m.notice"].includes(prev?.msgtype)
+		const typesPermitted = !forceSameMsgtype || ne?.msgtype === prev?.msgtype
+		if (isAllText && typesPermitted) {
+			const rep = new mxUtils.MatrixStringBuilder()
+			rep.body = prev.body
+			rep.formattedBody = prev.formatted_body
+			rep.addLine(ne.body, ne.formatted_body)
+			prev.body = rep.body
+			prev.formatted_body = rep.formattedBody
+		} else if (forceMerge) {
+			throw new Error("Unable to merge events")
+		} else {
+			events.push(ne)
+		}
 	}
 }
 
@@ -334,9 +360,19 @@ async function messageToEvent(message, guild, options = {}, di) {
 		}]
 	}
 
-	const interaction = message.interaction_metadata || message.interaction
-	const isInteraction = message.type === DiscordTypes.MessageType.ChatInputCommand && !!interaction && "name" in interaction
-	const isThinkingInteraction = isInteraction && !!((message.flags || 0) & DiscordTypes.MessageFlags.Loading)
+	if (message.type === DiscordTypes.MessageType.ChannelFollowAdd) {
+		return [{
+			$type: "m.room.message",
+			msgtype: "m.emote",
+			body: `set this room to receive announcements from ${message.content}`,
+			format: "org.matrix.custom.html",
+			formatted_body: tag`set this room to receive announcements from <strong>${message.content}</strong>`,
+			"m.mentions": {}
+		}]
+	}
+
+	let isInteraction = (message.type === DiscordTypes.MessageType.ChatInputCommand || message.type === DiscordTypes.MessageType.ContextMenuCommand) && message.interaction && "name" in message.interaction
+	let isThinkingInteraction = isInteraction && !!((message.flags || 0) & DiscordTypes.MessageFlags.Loading)
 
 	/**
 	   @type {{room?: boolean, user_ids?: string[]}}
@@ -377,6 +413,16 @@ async function messageToEvent(message, guild, options = {}, di) {
 		} else if (message.referenced_message) {
 			repliedToUnknownEvent = true
 		}
+	} else if (message.type === DiscordTypes.MessageType.ContextMenuCommand && message.interaction && message.message_reference?.message_id) {
+		// It could be a /plu/ral emulated reply
+		if (message.interaction.name.startsWith("Reply ") && message.content.startsWith("-# [↪](")) {
+			const row = await getHistoricalEventRow(message.message_reference?.message_id)
+			if (row && "event_id" in row) {
+				repliedToEventRow = Object.assign(row, {channel_id: row.reference_channel_id})
+				message.content = message.content.replace(/^.*\n/, "")
+				isInteraction = false // declutter
+			}
+		}
 	} else if (dUtils.isWebhookMessage(message) && message.embeds[0]?.author?.name?.endsWith("↩️")) {
 		// It could be a PluralKit emulated reply, let's see if it has a message link
 		const isEmulatedReplyToText = message.embeds[0].description?.startsWith("**[Reply to:]")
@@ -519,29 +565,60 @@ async function messageToEvent(message, guild, options = {}, di) {
 			return emojiToKey.emojiToKey({id, name, animated}, message.id) // Register the custom emoji if needed
 		}))
 
-		async function transformParsedVia(parsed) {
-			for (const node of parsed) {
+		async function transformParsedVia(parsed, scanTextForMentions) {
+			for (let n = 0; n < parsed.length; n++) {
+				const node = parsed[n]
 				if (node.type === "discordChannel" || node.type === "discordChannelLink") {
 					node.row = select("channel_room", ["room_id", "name", "nick"], {channel_id: node.id}).get()
 					if (node.row?.room_id) {
 						node.via = await getViaServersMemo(node.row.room_id)
 					}
 				}
+				else if (node.type === "text" && typeof node.content === "string") {
+					// Merge adjacent text nodes into this one
+					while (parsed[n+1]?.type === "text" && typeof parsed[n+1].content === "string") {
+						node.content += parsed[n+1].content
+						parsed.splice(n+1, 1)
+					}
+					// Mentions scenario 3: scan the message content for written @mentions of matrix users. Allows for up to one space between @ and mention.
+					if (scanTextForMentions) {
+						let content = node.content
+						const matches = [...content.matchAll(/(@ ?)([a-z0-9_.#$][^@\n]+)/gi)]
+						for (let i = matches.length; i--;) {
+							const m = matches[i]
+							const prefix = m[1]
+							const maximumWrittenSection = m[2].toLowerCase()
+							if (m.index > 0 && !content[m.index-1].match(/ |\(|\n/)) continue // must have space before it
+							if (maximumWrittenSection.match(/^everyone\b/) || maximumWrittenSection.match(/^here\b/)) continue // ignore @everyone/@here
+
+							var roomID = roomID ?? select("channel_room", "room_id", {channel_id: message.channel_id}).pluck().get()
+							assert(roomID)
+							var pjr = pjr ?? findMentions.processJoined(Object.entries((await di.api.getJoinedMembers(roomID)).joined).map(([mxid, ev]) => ({mxid, displayname: ev.display_name})))
+
+							const found = findMentions.findMention(pjr, maximumWrittenSection, m.index, prefix, content)
+							if (found) {
+								addMention(found.mxid)
+								parsed.splice(n, 1, ...found.newNodes)
+								content = found.newNodes[0].content
+							}
+						}
+					}
+				}
 				for (const maybeChildNodesArray of [node, node.content, node.items]) {
 					if (Array.isArray(maybeChildNodesArray)) {
-						await transformParsedVia(maybeChildNodesArray)
+						await transformParsedVia(maybeChildNodesArray, scanTextForMentions && ["blockQuote", "list", "paragraph", "em", "strong", "u", "del", "text"].includes(node.type))
 					}
 				}
 			}
 			return parsed
 		}
 
-		let html = await markdown.toHtmlWithPostParser(content, transformParsedVia, {
+		let html = await markdown.toHtmlWithPostParser(content, parsed => transformParsedVia(parsed, customOptions.isTheMessageContent && options.scanTextForMentions !== false), {
 			discordCallback: getDiscordParseCallbacks(message, guild, true, spoilers),
 			...customOptions
 		}, customParser, customHtmlOutput)
 
-		let body = await markdown.toHtmlWithPostParser(content, transformParsedVia, {
+		let body = await markdown.toHtmlWithPostParser(content, parsed => transformParsedVia(parsed, false), { // not scanning plaintext body for mentions as we don't parse whether they're in code
 			discordCallback: getDiscordParseCallbacks(message, guild, false),
 			discordOnly: true,
 			escapeHTML: false,
@@ -566,8 +643,8 @@ async function messageToEvent(message, guild, options = {}, di) {
 
 		const flags = message.flags || 0
 		if (flags & DiscordTypes.MessageFlags.IsCrosspost) {
-			body = `[🔀 ${message.author.username}]\n` + body
-			html = `🔀 <strong>${message.author.username}</strong><br>` + html
+			body = `[↷ ${message.author.username}]\n` + body
+			html = `↷ <strong>${message.author.username}</strong><br>` + html
 		}
 
 		// Fallback body/formatted_body for replies
@@ -582,7 +659,8 @@ async function messageToEvent(message, guild, options = {}, di) {
 			// check that condition 1 or 2 is met
 			if (repliedToEventInDifferentRoom || repliedToUnknownEvent) {
 				let referenced = message.referenced_message
-				if (!referenced) { // backend couldn't be bothered to dereference the message, have to do it ourselves
+				/* c8 ignore next 4 - backend couldn't be bothered to dereference the message, have to do it ourselves */
+				if (!referenced) {
 					assert(message.message_reference?.message_id)
 					referenced = await discord.snow.channel.getChannelMessage(message.message_reference.channel_id, message.message_reference.message_id)
 				}
@@ -594,7 +672,7 @@ async function messageToEvent(message, guild, options = {}, di) {
 					const match = repliedToEventSenderMxid.match(/^@([^:]*)/)
 					assert(match)
 					repliedToDisplayName = referenced.author.username || match[1] || "a Matrix user" // grab the localpart as the display name, whatever
-					repliedToUserHtml = `<a href="https://matrix.to/#/${repliedToEventSenderMxid}">${repliedToDisplayName}</a>`
+					repliedToUserHtml = tag`<a href="https://matrix.to/#/${repliedToEventSenderMxid}">${repliedToDisplayName}</a>`
 				} else {
 					repliedToDisplayName = referenced.author.global_name || referenced.author.username || "a Discord user"
 					repliedToUserHtml = repliedToDisplayName
@@ -619,6 +697,12 @@ async function messageToEvent(message, guild, options = {}, di) {
 						+ html
 					body = `${repliedToDisplayName}: ${repliedToBody}`.split("\n").map(line => "> " + line).join("\n") // scenario 1 part B for mentions
 						+ "\n\n" + body
+				} else if (referenced.type === DiscordTypes.MessageType.UserJoin) {
+					// Discord user join messages are bridged as joins, not text events. Generate substitute text for reply.
+					const joinerMxid = select("sim", "mxid", {user_id: referenced.author.id}).pluck().get()
+					const joinerHtml = joinerMxid ? tag`<a href="https://matrix.to/#/${joinerMxid}">${repliedToDisplayName}</a>` : tag`<strong>${repliedToDisplayName}</strong>`
+					html = `<blockquote>${joinerHtml} joined the room</blockquote>` + html
+					body = `> ${repliedToDisplayName} joined the room\n\n` + body
 				} else { // repliedToUnknownEvent
 					const dateDisplay = dUtils.howOldUnbridgedMessage(referenced.timestamp, message.timestamp)
 					html = `<blockquote>In reply to ${dateDisplay} from ${repliedToDisplayName}:`
@@ -630,8 +714,8 @@ async function messageToEvent(message, guild, options = {}, di) {
 			}
 		}
 
-		if (isInteraction && !isThinkingInteraction && events.length === 0) {
-			const formattedInteraction = getFormattedInteraction(interaction, false)
+		if (isInteraction && !isThinkingInteraction && message.interaction && events.length === 0) {
+			const formattedInteraction = getFormattedInteraction(message.interaction, false)
 			body = `${formattedInteraction.body}\n${body}`
 			html = `${formattedInteraction.html}${html}`
 		}
@@ -687,20 +771,20 @@ async function messageToEvent(message, guild, options = {}, di) {
 			if (row && "event_id" in row) {
 				const via = await getViaServersMemo(row.room_id)
 				forwardedNotice.addLine(
-					`[🔀 Forwarded from #${roomName}]`,
-					tag`🔀 <em>Forwarded from ${roomName} <a href="https://matrix.to/#/${room.room_id}/${row.event_id}?${via}">[jump to event]</a></em>`
+					`[↷ Forwarded from #${roomName}]`,
+					tag`↷ <em>Forwarded from ${roomName} <a href="https://matrix.to/#/${room.room_id}/${row.event_id}?${via}">[jump to event]</a></em>`
 				)
 			} else {
 				const via = await getViaServersMemo(room.room_id)
 				forwardedNotice.addLine(
-					`[🔀 Forwarded from #${roomName}]`,
-					tag`🔀 <em>Forwarded from ${roomName} <a href="https://matrix.to/#/${room.room_id}?${via}">[jump to room]</a></em>`
+					`[↷ Forwarded from #${roomName}]`,
+					tag`↷ <em>Forwarded from ${roomName} <a href="https://matrix.to/#/${room.room_id}?${via}">[jump to room]</a></em>`
 				)
 			}
 		} else {
 			forwardedNotice.addLine(
-				`[🔀 Forwarded message]`,
-				tag`🔀 <em>Forwarded message</em>`
+				`[↷ Forwarded message]`,
+				tag`↷ <em>Forwarded message</em>`
 			)
 		}
 
@@ -727,49 +811,37 @@ async function messageToEvent(message, guild, options = {}, di) {
 		events.push(...forwardedEvents)
 	}
 
-	if (isThinkingInteraction) {
-		const formattedInteraction = getFormattedInteraction(interaction, true)
+	if (isInteraction && isThinkingInteraction && message.interaction) {
+		const formattedInteraction = getFormattedInteraction(message.interaction, true)
 		await addTextEvent(formattedInteraction.body, formattedInteraction.html, "m.notice")
 	}
 
 	// Then text content
 	if (message.content && !isOnlyKlipyGIF && !isThinkingInteraction) {
-		// Mentions scenario 3: scan the message content for written @mentions of matrix users. Allows for up to one space between @ and mention.
-		let content = message.content
-		if (options.scanTextForMentions !== false) {
-			const matches = [...content.matchAll(/(@ ?)([a-z0-9_.#$][^@\n]+)/gi)]
-			for (let i = matches.length; i--;) {
-				const m = matches[i]
-				const prefix = m[1]
-				const maximumWrittenSection = m[2].toLowerCase()
-				if (m.index > 0 && !content[m.index-1].match(/ |\(|\n/)) continue // must have space before it
-				if (maximumWrittenSection.match(/^everyone\b/) || maximumWrittenSection.match(/^here\b/)) continue // ignore @everyone/@here
-
-				var roomID = roomID ?? select("channel_room", "room_id", {channel_id: message.channel_id}).pluck().get()
-				assert(roomID)
-				var pjr = pjr ?? findMentions.processJoined(Object.entries((await di.api.getJoinedMembers(roomID)).joined).map(([mxid, ev]) => ({mxid, displayname: ev.display_name})))
-
-				const found = findMentions.findMention(pjr, maximumWrittenSection, m.index, prefix, content)
-				if (found) {
-					addMention(found.mxid)
-					content = found.newContent
-				}
-			}
-		}
-
 		// Scan the content for emojihax and replace them with real emojis
-		content = content.replaceAll(/\[([a-zA-Z0-9_-]{2,32})(?:~[0-9]+)?\]\(https:\/\/cdn\.discordapp\.com\/emojis\/([0-9]+)\.[^ \n)`]+\)/g, (_, name, id) => {
+		let content = message.content.replaceAll(/\[([a-zA-Z0-9_-]{2,32})(?:~[0-9]+)?\]\(https:\/\/cdn\.discordapp\.com\/emojis\/([0-9]+)\.[^ \n)`]+\)/g, (_, name, id) => {
 			return `<:${name}:${id}>`
 		})
 
-		const {body, html} = await transformContent(content)
+		const {body, html} = await transformContent(content, {isTheMessageContent: true})
 		await addTextEvent(body, html, msgtype)
 	}
 
 	// Then scheduled events
 	if (message.content && di?.snow) {
 		for (const match of [...message.content.matchAll(/discord\.gg\/([A-Za-z0-9]+)\?event=([0-9]{18,})/g)]) { // snowflake has minimum 18 because the events feature is at least that old
-			const invite = await di.snow.invite.getInvite(match[1], {guild_scheduled_event_id: match[2]})
+			let invite
+			try {
+				invite = await di.snow.invite.getInvite(match[1], {guild_scheduled_event_id: match[2]})
+			} catch (e) {
+				// Skip expired/invalid invites and events
+				if (e.message === `{"message": "Unknown Invite", "code": 10006}`) {
+					break
+				} else {
+					throw e
+				}
+			}
+
 			const event = invite.guild_scheduled_event
 			if (!event) continue // the event ID provided was not valid
 
@@ -815,15 +887,7 @@ async function messageToEvent(message, guild, options = {}, di) {
 
 		// Try to merge attachment events with the previous event
 		// This means that if the attachments ended up as a text link, and especially if there were many of them, the events will be joined together.
-		let prev = events.at(-1)
-		for (const atch of attachmentEvents) {
-			if (atch.msgtype === "m.text" && prev?.body && prev?.formatted_body && ["m.text", "m.notice"].includes(prev?.msgtype)) {
-				prev.body = prev.body + "\n" + atch.body
-				prev.formatted_body = prev.formatted_body + "<br>" + atch.formatted_body
-			} else {
-				events.push(atch)
-			}
-		}
+		mergeTextEvents(attachmentEvents, events, false)
 	}
 
 	// Then components
@@ -905,11 +969,9 @@ async function messageToEvent(message, guild, options = {}, di) {
 			else if (component.type === DiscordTypes.ComponentType.Button) {
 				// May only be a section accessory or in an action row (up to 5)
 				if (component.style === DiscordTypes.ButtonStyle.Link) {
-					if (component.label) {
-						stack.msb.add(`[${component.label} ${component.url}] `, tag`<a href="${component.url}">${component.label}</a> `)
-					} else {
-						stack.msb.add(component.url)
-					}
+					assert(component.label) // required for Discord to validate link buttons
+					const link = await transformContentMessageLinks(component.url)
+					stack.msb.add(`[${component.label} ${link}] `, tag`<a href="${link}">${component.label}</a> `)
 				}
 			}
 
@@ -922,7 +984,19 @@ async function messageToEvent(message, guild, options = {}, di) {
 
 		const {body, formatted_body} = stack.msb.get()
 		if (body.trim().length) {
-			await addTextEvent(body, formatted_body, "m.text")
+			// Create new message if Components V2 (cannot have regular content)
+			if ((message.flags ?? 0) & DiscordTypes.MessageFlags.IsComponentsV2) {
+				await addTextEvent(body, formatted_body, "m.text")
+			}
+			// Add to existing message if legacy components https://docs.discord.com/developers/components/reference#legacy-message-component-behavior
+			else {
+				mergeTextEvents([{
+					msgtype: "m.text",
+					body,
+					format: "org.matrix.custom.html",
+					formatted_body
+				}], events, false, true)
+			}
 		}
 	}
 
@@ -964,6 +1038,7 @@ async function messageToEvent(message, guild, options = {}, di) {
 
 		// Start building up a replica ("rep") of the embed in Discord-markdown format, which we will convert into both plaintext and formatted body at once
 		const rep = new mxUtils.MatrixStringBuilder()
+		let isAdditionalImage = false
 
 		if (isKlipyGIF) {
 			assert(embed.video?.url)
@@ -1030,7 +1105,11 @@ async function messageToEvent(message, guild, options = {}, di) {
 		let chosenImage = embed.image?.url
 		// the thumbnail seems to be used for "article" type but displayed big at the bottom by discord
 		if (embed.type === "article" && embed.thumbnail?.url && !chosenImage) chosenImage = embed.thumbnail.url
-		if (chosenImage) rep.addParagraph(`📸 ${dUtils.getPublicUrlForCdn(chosenImage)}`)
+
+		if (chosenImage) {
+			isAdditionalImage = !rep.body && !!events.length
+			rep.addParagraph(`📸 ${dUtils.getPublicUrlForCdn(chosenImage)}`)
+		}
 
 		if (embed.video?.url) rep.addParagraph(`🎞️ ${dUtils.getPublicUrlForCdn(embed.video.url)}`)
 
@@ -1039,6 +1118,11 @@ async function messageToEvent(message, guild, options = {}, di) {
 		body = body.split("\n").map(l => "| " + l).join("\n")
 		html = `<blockquote>${html}</blockquote>`
 
+		if (isAdditionalImage) {
+			mergeTextEvents([{...rep.get(), body, html, msgtype: "m.notice"}], events, true)
+			continue
+		}
+
 		// Send as m.notice to apply the usual automated/subtle appearance, showing this wasn't actually typed by the person
 		await addTextEvent(body, html, "m.notice")
 	}
@@ -1059,7 +1143,7 @@ async function messageToEvent(message, guild, options = {}, di) {
 				}
 			} else {
 				let body = stickerItem.name
-				const sticker = guild.stickers.find(sticker => sticker.id === stickerItem.id)
+				const sticker = guild.stickers?.find(sticker => sticker.id === stickerItem.id)
 				if (sticker && sticker.description) body += ` - ${sticker.description}`
 				return {
 					$type: "m.sticker",
diff --git a/src/d2m/converters/message-to-event.test.components.js b/src/d2m/converters/message-to-event.test.components.js
index 7d875a6..1ef83c3 100644
--- a/src/d2m/converters/message-to-event.test.components.js
+++ b/src/d2m/converters/message-to-event.test.components.js
@@ -1,6 +1,7 @@
 const {test} = require("supertape")
 const {messageToEvent} = require("./message-to-event")
 const data = require("../../../test/data")
+const {mockGetEffectivePower} = require("../../matrix/utils.test")
 
 test("message2event components: pk question mark output", async t => {
 	const events = await messageToEvent(data.message_with_components.pk_question_mark_response, data.guild.general, {})
@@ -65,7 +66,7 @@ test("message2event components: pk question mark output", async t => {
 			+ "<hr>"
 			+ "<blockquote><p><strong>System:</strong> INX (<code>xffgnx</code>)"
 			+ "<br><strong>Member:</strong> Lillith (<code>pphhoh</code>)"
-			+ "<br><strong>Sent by:</strong> infinidoge1337 (@unknown-user:)"
+			+ "<br><strong>Sent by:</strong> infinidoge1337 (<a href=\"https://matrix.to/#/@_ooye_infinidoge1337:cadence.moe\">@unknown-user</a>)"
 			+ "<br><br><strong>Account Roles (7)</strong>"
 			+ "<br>§b, !, ‼, Ears Port Ping, Ears Update Ping, Yttr Ping, unsup Ping</p>"
 			+ `🖼️ <a href="https://files.inx.moe/p/cdn/lillith.webp">https://files.inx.moe/p/cdn/lillith.webp</a>`
@@ -77,3 +78,24 @@ test("message2event components: pk question mark output", async t => {
 		msgtype: "m.text",
 	}])
 })
+
+test("message2event components: pk ping message legacy components", async t => {
+	const events = await messageToEvent(data.message_with_components.pk_ping_components_v1, data.guild.general, {}, {
+		api: {
+			async getJoinedMembers() {
+				return {joined: {}}
+			},
+			getEffectivePower: mockGetEffectivePower()
+		}
+	})
+	t.deepEqual(events, [{
+		$type: "m.room.message",
+		msgtype: "m.text",
+		body: "❭ cadence used `/🔔 Ping author`"
+			+ "\nPsst, **Red** (@cadence.worm:), you have been pinged by @cadence.worm:."
+			+ "\n[Jump https://matrix.to/#/!TqlyQmifxGUggEmdBN:cadence.moe/$l9FMmsEbh9K0NUReeEpWOMZYGRlUOE8yLcm6P-TYHSM?via=cadence.moe] ",
+		format: "org.matrix.custom.html",
+		formatted_body: "<blockquote><sub>❭ <a href=\"https://matrix.to/#/@_ooye_cadence:cadence.moe\">cadence</a> used <code>/🔔 Ping author</code></sub></blockquote>Psst, <strong>Red</strong> (<a href=\"https://matrix.to/#/@_ooye_cadence:cadence.moe\">@cadence.worm</a>), you have been pinged by <a href=\"https://matrix.to/#/@_ooye_cadence:cadence.moe\">@cadence.worm</a>.<br><a href=\"https://matrix.to/#/!TqlyQmifxGUggEmdBN:cadence.moe/$l9FMmsEbh9K0NUReeEpWOMZYGRlUOE8yLcm6P-TYHSM?via=cadence.moe\">Jump</a> ",
+		"m.mentions": {}
+	}])
+})
diff --git a/src/d2m/converters/message-to-event.test.embeds.js b/src/d2m/converters/message-to-event.test.embeds.js
index 259aa66..91bbe2b 100644
--- a/src/d2m/converters/message-to-event.test.embeds.js
+++ b/src/d2m/converters/message-to-event.test.embeds.js
@@ -8,9 +8,9 @@ test("message2event embeds: interaction loading", async t => {
 	const events = await messageToEvent(data.interaction_message.thinking_interaction, data.guild.general, {})
 	t.deepEqual(events, [{
 		$type: "m.room.message",
-		body: "↪️ Brad used `/stats` — interaction loading...",
+		body: "❭ Brad used `/stats` — interaction loading...",
 		format: "org.matrix.custom.html",
-		formatted_body: "<blockquote><sub>↪️ <a href=\"https://matrix.to/#/@_ooye_papiophidian:cadence.moe\">Brad</a> used <code>/stats</code> — interaction loading...</sub></blockquote>",
+		formatted_body: "<blockquote><sub>❭ <a href=\"https://matrix.to/#/@_ooye_papiophidian:cadence.moe\">Brad</a> used <code>/stats</code> — interaction loading...</sub></blockquote>",
 		"m.mentions": {},
 		msgtype: "m.notice",
 	}])
@@ -22,12 +22,12 @@ test("message2event embeds: nothing but a field", async t => {
 		$type: "m.room.message",
 		"m.mentions": {},
 		msgtype: "m.notice",
-		body: "↪️ PapiOphidian used `/stats`"
+		body: "❭ PapiOphidian used `/stats`"
 			+ "\n| ### Amanda 🎵#2192 :online:"
 			+ "\n| willow tree, branch 0"
 			+ "\n| **❯ Uptime:**\n| 3m 55s\n| **❯ Memory:**\n| 64.45MB",
 		format: "org.matrix.custom.html",
-		formatted_body: '<blockquote><sub>↪️ <a href=\"https://matrix.to/#/@_ooye_papiophidian:cadence.moe\">PapiOphidian</a> used <code>/stats</code></sub></blockquote>'
+		formatted_body: '<blockquote><sub>❭ <a href=\"https://matrix.to/#/@_ooye_papiophidian:cadence.moe\">PapiOphidian</a> used <code>/stats</code></sub></blockquote>'
 			+ '<blockquote><p><strong>Amanda 🎵#2192 <img data-mx-emoticon height=\"32\" src=\"mxc://cadence.moe/LCEqjStXCxvRQccEkuslXEyZ\" title=\":online:\" alt=\":online:\">'
 			+ '<br>willow tree, branch 0</strong>'
 			+ '<br><strong>❯ Uptime:</strong><br>3m 55s'
@@ -125,8 +125,8 @@ test("message2event embeds: blockquote in embed", async t => {
 	t.equal(called, 1, "should call getJoinedMembers once")
 })
 
-test("message2event embeds: crazy html is all escaped", async t => {
-	const events = await messageToEvent(data.message_with_embeds.escaping_crazy_html_tags, data.guild.general)
+test("message2event embeds: extreme html is all escaped", async t => {
+	const events = await messageToEvent(data.message_with_embeds.extreme_html_escaping, data.guild.general)
 	t.deepEqual(events, [{
 		$type: "m.room.message",
 		msgtype: "m.notice",
@@ -153,10 +153,10 @@ test("message2event embeds: title without url", async t => {
 	t.deepEqual(events, [{
 		$type: "m.room.message",
 		msgtype: "m.notice",
-		body: "↪️ PapiOphidian used `/stats`"
+		body: "❭ PapiOphidian used `/stats`"
 			+ "\n| ## Hi, I'm Amanda!\n| \n| I condone pirating music!",
 		format: "org.matrix.custom.html",
-		formatted_body: '<blockquote><sub>↪️ <a href=\"https://matrix.to/#/@_ooye_papiophidian:cadence.moe\">PapiOphidian</a> used <code>/stats</code></sub></blockquote>'
+		formatted_body: '<blockquote><sub>❭ <a href=\"https://matrix.to/#/@_ooye_papiophidian:cadence.moe\">PapiOphidian</a> used <code>/stats</code></sub></blockquote>'
 			+ `<blockquote><p><strong>Hi, I'm Amanda!</strong></p><p>I condone pirating music!</p></blockquote>`,
 		"m.mentions": {}
 	}])
@@ -167,10 +167,10 @@ test("message2event embeds: url without title", async t => {
 	t.deepEqual(events, [{
 		$type: "m.room.message",
 		msgtype: "m.notice",
-		body: "↪️ PapiOphidian used `/stats`"
+		body: "❭ PapiOphidian used `/stats`"
 			+ "\n| I condone pirating music!",
 		format: "org.matrix.custom.html",
-		formatted_body: '<blockquote><sub>↪️ <a href=\"https://matrix.to/#/@_ooye_papiophidian:cadence.moe\">PapiOphidian</a> used <code>/stats</code></sub></blockquote>'
+		formatted_body: '<blockquote><sub>❭ <a href=\"https://matrix.to/#/@_ooye_papiophidian:cadence.moe\">PapiOphidian</a> used <code>/stats</code></sub></blockquote>'
 			+ `<blockquote><p>I condone pirating music!</p></blockquote>`,
 		"m.mentions": {}
 	}])
@@ -181,10 +181,10 @@ test("message2event embeds: author without url", async t => {
 	t.deepEqual(events, [{
 		$type: "m.room.message",
 		msgtype: "m.notice",
-		body: "↪️ PapiOphidian used `/stats`"
+		body: "❭ PapiOphidian used `/stats`"
 			+ "\n| ## Amanda\n| \n| I condone pirating music!",
 		format: "org.matrix.custom.html",
-		formatted_body: '<blockquote><sub>↪️ <a href=\"https://matrix.to/#/@_ooye_papiophidian:cadence.moe\">PapiOphidian</a> used <code>/stats</code></sub></blockquote>'
+		formatted_body: '<blockquote><sub>❭ <a href=\"https://matrix.to/#/@_ooye_papiophidian:cadence.moe\">PapiOphidian</a> used <code>/stats</code></sub></blockquote>'
 			+ `<blockquote><p><strong>Amanda</strong></p><p>I condone pirating music!</p></blockquote>`,
 		"m.mentions": {}
 	}])
@@ -195,15 +195,53 @@ test("message2event embeds: author url without name", async t => {
 	t.deepEqual(events, [{
 		$type: "m.room.message",
 		msgtype: "m.notice",
-		body: "↪️ PapiOphidian used `/stats`"
+		body: "❭ PapiOphidian used `/stats`"
 			+ "\n| I condone pirating music!",
 		format: "org.matrix.custom.html",
-		formatted_body: '<blockquote><sub>↪️ <a href=\"https://matrix.to/#/@_ooye_papiophidian:cadence.moe\">PapiOphidian</a> used <code>/stats</code></sub></blockquote>'
+		formatted_body: '<blockquote><sub>❭ <a href=\"https://matrix.to/#/@_ooye_papiophidian:cadence.moe\">PapiOphidian</a> used <code>/stats</code></sub></blockquote>'
 			+ `<blockquote><p>I condone pirating music!</p></blockquote>`,
 		"m.mentions": {}
 	}])
 })
 
+test("message2event embeds: 4 images", async t => {
+	const events = await messageToEvent(data.message_with_embeds.four_images, data.guild.general)
+	t.deepEqual(events, [{
+		$type: "m.room.message",
+		msgtype: "m.text",
+		body: "[↷ Forwarded message]\n» https://fixupx.com/i/status/2032003668787020046",
+		format: "org.matrix.custom.html",
+		formatted_body: "↷ <em>Forwarded message</em><br><blockquote><a href=\"https://fixupx.com/i/status/2032003668787020046\">https://fixupx.com/i/status/2032003668787020046</a></blockquote>",
+		"m.mentions": {}
+	}, {
+		$type: "m.room.message",
+		msgtype: "m.notice",
+		body: "» | ## ⏺️ AUTOMATON WEST (@AUTOMATON_ENG) https://x.com/AUTOMATON_ENG/status/2032003668787020046"
+			+ "\n» | "
+			+ "\n» | 4chan owner Hiroyuki, Evangelion director Hideaki Anno and GACKT to participate in “humanity’s last non\\-AI made social network”"
+			+ "\n» | ︀︀"
+			+ "\n» | ︀︀[automaton-media.com/en/news/4chan-owner-hiroyuki-evangelion-director-hideaki-anno-and-gackt-to-participate-in-humanitys-last-non-ai-made-social-network/](https://automaton-media.com/en/news/4chan-owner-hiroyuki-evangelion-director-hideaki-anno-and-gackt-to-participate-in-humanitys-last-non-ai-made-social-network/)"
+			+ "\n» | "
+			+ "\n» | **[💬](https://x.com/intent/tweet?in_reply_to=2032003668787020046) 36 [🔁](https://x.com/intent/retweet?tweet_id=2032003668787020046) 212 [❤](https://x.com/intent/like?tweet_id=2032003668787020046) 3\\.0K 👁 131\\.7K **"
+			+ "\n» | "
+			+ "\n» | 📸 https://pbs.twimg.com/media/HDMUyf6bQAM3yts.jpg?name=orig"
+			+ "\n» | — FixupX"
+			+ "\n» | 📸 https://pbs.twimg.com/media/HDMUgxybQAE4FtJ.jpg?name=orig"
+			+ "\n» | 📸 https://pbs.twimg.com/media/HDMUrPobgAAeb90.jpg?name=orig"
+			+ "\n» | 📸 https://pbs.twimg.com/media/HDMUuy5bgAAInj5.jpg?name=orig",
+		format: "org.matrix.custom.html",
+		formatted_body: "<blockquote><blockquote><p><strong><a href=\"https://x.com/AUTOMATON_ENG/status/2032003668787020046\">⏺️ AUTOMATON WEST (@AUTOMATON_ENG)</a></strong></p>"
+			+ "<p>4chan owner Hiroyuki, Evangelion director Hideaki Anno and GACKT to participate in “humanity’s last non-AI made social network”"
+			+ "<br>︀︀<br>︀︀<a href=\"https://automaton-media.com/en/news/4chan-owner-hiroyuki-evangelion-director-hideaki-anno-and-gackt-to-participate-in-humanitys-last-non-ai-made-social-network/\">automaton-media.com/en/news/4chan-owner-hiroyuki-evangelion-director-hideaki-anno-and-gackt-to-participate-in-humanitys-last-non-ai-made-social-network/</a>"
+			+ "<br><br><strong><a href=\"https://x.com/intent/tweet?in_reply_to=2032003668787020046\">💬</a> 36 <a href=\"https://x.com/intent/retweet?tweet_id=2032003668787020046\">🔁</a> 212 <a href=\"https://x.com/intent/like?tweet_id=2032003668787020046\">❤</a> 3.0K 👁 131.7K </strong></p>"
+			+ "<p>📸 https://pbs.twimg.com/media/HDMUyf6bQAM3yts.jpg?name=orig</p>— FixupX</blockquote>"
+			+ "<p>📸 https://pbs.twimg.com/media/HDMUgxybQAE4FtJ.jpg?name=orig</p>"
+			+ "<p>📸 https://pbs.twimg.com/media/HDMUrPobgAAeb90.jpg?name=orig</p>"
+			+ "<p>📸 https://pbs.twimg.com/media/HDMUuy5bgAAInj5.jpg?name=orig</p></blockquote>",
+		"m.mentions": {}
+	}])
+})
+
 test("message2event embeds: vx image", async t => {
 	const events = await messageToEvent(data.message_with_embeds.vx_image, data.guild.general)
 	t.deepEqual(events, [{
diff --git a/src/d2m/converters/message-to-event.test.js b/src/d2m/converters/message-to-event.test.js
index 1a73aea..be1d99f 100644
--- a/src/d2m/converters/message-to-event.test.js
+++ b/src/d2m/converters/message-to-event.test.js
@@ -4,6 +4,7 @@ const {MatrixServerError} = require("../../matrix/mreq")
 const data = require("../../../test/data")
 const {mockGetEffectivePower} = require("../../matrix/utils.test")
 const Ty = require("../../types")
+const {db} = require("../../passthrough")
 
 /**
  * @param {string} roomID
@@ -733,6 +734,31 @@ test("message2event: reply to a Discord message that wasn't bridged", async t =>
 	}])
 })
 
+test("message2event: reply to a Discord member join (who didn't join on Matrix)", async t => {
+	const events = await messageToEvent(data.message.reply_to_member_join, data.guild.general)
+	t.deepEqual(events, [{
+		$type: "m.room.message",
+		msgtype: "m.text",
+		body: "> PEASANT!! joined the room\n\nwhen the broke friend who we pay to bring food shows up at the medieval lord party",
+		format: "org.matrix.custom.html",
+		formatted_body: "<blockquote><strong>PEASANT!!</strong> joined the room</blockquote>when the broke friend who we pay to bring food shows up at the medieval lord party",
+		"m.mentions": {}
+	}])
+})
+
+test("message2event: reply to a Discord member join (who did join on Matrix)", async t => {
+	db.prepare("INSERT INTO sim (user_id, username, sim_name, mxid) VALUES ('1461677775554478161', 'peasant321_76775', 'peasant321_76775', '@_ooye_peasant321_76775:cadence.moe')").run()
+	const events = await messageToEvent(data.message.reply_to_member_join, data.guild.general)
+	t.deepEqual(events, [{
+		$type: "m.room.message",
+		msgtype: "m.text",
+		body: "> PEASANT!! joined the room\n\nwhen the broke friend who we pay to bring food shows up at the medieval lord party",
+		format: "org.matrix.custom.html",
+		formatted_body: `<blockquote><a href="https://matrix.to/#/@_ooye_peasant321_76775:cadence.moe">PEASANT!!</a> joined the room</blockquote>when the broke friend who we pay to bring food shows up at the medieval lord party`,
+		"m.mentions": {}
+	}])
+})
+
 test("message2event: simple written @mention for matrix user", async t => {
 	const events = await messageToEvent(data.message.simple_written_at_mention_for_matrix, data.guild.general, {}, {
 		api: {
@@ -789,7 +815,7 @@ test("message2event: simple written @mention for matrix user", async t => {
 			]
 		},
 		msgtype: "m.text",
-		body: "[@ash](https://matrix.to/#/@she_who_brings_destruction:cadence.moe) do you need anything from the store btw as I'm heading there after gym",
+		body: "@ash do you need anything from the store btw as I'm heading there after gym",
 		format: "org.matrix.custom.html",
 		formatted_body: `<a href="https://matrix.to/#/@she_who_brings_destruction:cadence.moe">@ash</a> do you need anything from the store btw as I'm heading there after gym`
 	}])
@@ -838,7 +864,7 @@ test("message2event: many written @mentions for matrix users", async t => {
 			]
 		},
 		msgtype: "m.text",
-		body: "[@Cadence](https://matrix.to/#/@cadence:cadence.moe), tell me about @Phil, the creator of the Chin Trick, who has become ever more powerful under the mentorship of @botrac4r and [@huck](https://matrix.to/#/@huckleton:cadence.moe)",
+		body: "@Cadence, tell me about @Phil, the creator of the Chin Trick, who has become ever more powerful under the mentorship of @botrac4r and @huck",
 		format: "org.matrix.custom.html",
 		formatted_body: `<a href="https://matrix.to/#/@cadence:cadence.moe">@Cadence</a>, tell me about @Phil, the creator of the Chin Trick, who has become ever more powerful under the mentorship of @botrac4r and <a href="https://matrix.to/#/@huckleton:cadence.moe">@huck</a>`
 	}])
@@ -890,7 +916,7 @@ test("message2event: written @mentions may match part of the name", async t => {
 			]
 		},
 		msgtype: "m.text",
-		body: "I wonder if [@cadence](https://matrix.to/#/@secret:cadence.moe) saw this?",
+		body: "I wonder if @cadence saw this?",
 		format: "org.matrix.custom.html",
 		formatted_body: `I wonder if <a href="https://matrix.to/#/@secret:cadence.moe">@cadence</a> saw this?`
 	}])
@@ -941,7 +967,7 @@ test("message2event: written @mentions may match part of the mxid", async t => {
 			]
 		},
 		msgtype: "m.text",
-		body: "I wonder if [@huck](https://matrix.to/#/@huckleton:cadence.moe) saw this?",
+		body: "I wonder if @huck saw this?",
 		format: "org.matrix.custom.html",
 		formatted_body: `I wonder if <a href="https://matrix.to/#/@huckleton:cadence.moe">@huck</a> saw this?`
 	}])
@@ -962,6 +988,36 @@ test("message2event: written @mentions do not match in URLs", async t => {
 	}])
 })
 
+test("message2event: written @mentions do not match in inline code", async t => {
+	const events = await messageToEvent({
+		...data.message.advanced_written_at_mention_for_matrix,
+		content: "`public @Nullable EntityType<?>`"
+	}, data.guild.general, {}, {})
+	t.deepEqual(events, [{
+		$type: "m.room.message",
+		"m.mentions": {},
+		msgtype: "m.text",
+		body: "`public @Nullable EntityType<?>`",
+		format: "org.matrix.custom.html",
+		formatted_body: `<code>public @Nullable EntityType&lt;?&gt;</code>`
+	}])
+})
+
+test("message2event: written @mentions do not match in code block", async t => {
+	const events = await messageToEvent({
+		...data.message.advanced_written_at_mention_for_matrix,
+		content: "```java\npublic @Nullable EntityType<?>\n```"
+	}, data.guild.general, {}, {})
+	t.deepEqual(events, [{
+		$type: "m.room.message",
+		"m.mentions": {},
+		msgtype: "m.text",
+		body: "```java\npublic @Nullable EntityType<?>\n```",
+		format: "org.matrix.custom.html",
+		formatted_body: `<pre><code class="language-java">public @Nullable EntityType&lt;?&gt;</code></pre>`
+	}])
+})
+
 test("message2event: entire message may match elaborate display name", async t => {
 	let called = 0
 	const events = await messageToEvent({
@@ -1007,7 +1063,7 @@ test("message2event: entire message may match elaborate display name", async t =
 			]
 		},
 		msgtype: "m.text",
-		body: "[@Cadence, Maid of Creation, Eye of Clarity, Empress of Hope ☆](https://matrix.to/#/@wa:cadence.moe)",
+		body: "@Cadence, Maid of Creation, Eye of Clarity, Empress of Hope ☆",
 		format: "org.matrix.custom.html",
 		formatted_body: `<a href="https://matrix.to/#/@wa:cadence.moe">@Cadence, Maid of Creation, Eye of Clarity, Empress of Hope ☆</a>`
 	}])
@@ -1084,7 +1140,7 @@ test("message2event: multiple attachments are combined into the same event where
 		formatted_body: "hey"
 			+ `<br>📄 Uploaded file: <a href="https://bridge.example.org/download/discordcdn/123/456/789.mega">hey.jpg</a> (100 MB)`
 			+ `<br><blockquote>📸 Uploaded SPOILER file: <a href="https://bridge.example.org/download/discordcdn/123/456/SPOILER_secret.jpg">https://bridge.example.org/download/discordcdn/123/456/SPOILER_secret.jpg</a> (38 KB)</blockquote>`
-			+ `<br>📄 Uploaded file: <a href="https://bridge.example.org/download/discordcdn/123/456/789.mega">hey.jpg</a> (100 MB)`
+			+ `📄 Uploaded file: <a href="https://bridge.example.org/download/discordcdn/123/456/789.mega">hey.jpg</a> (100 MB)`
 	}, {
 		$type: "m.room.message",
 		"m.mentions": {},
@@ -1112,6 +1168,19 @@ test("message2event: type 4 channel name change", async t => {
 	}])
 })
 
+test("message2event: type 12 channel follow add", async t => {
+	const events = await messageToEvent(data.special_message.channel_follow_add, data.guild.general)
+	t.deepEqual(events, [{
+		$type: "m.room.message",
+		"m.mentions": {},
+		msgtype: "m.emote",
+		body: "set this room to receive announcements from PluralKit #downtime",
+		format: "org.matrix.custom.html",
+		formatted_body: "set this room to receive announcements from <strong>PluralKit #downtime</strong>",
+		"m.mentions": {}
+	}])
+})
+
 test("message2event: thread start message reference", async t => {
 	const events = await messageToEvent(data.special_message.thread_start_context, data.guild.general, {}, {
 		api: {
@@ -1204,9 +1273,9 @@ test("message2event: crossposted announcements say where they are crossposted fr
 		$type: "m.room.message",
 		"m.mentions": {},
 		msgtype: "m.text",
-		body: "[🔀 Chewey Bot Official Server #announcements]\nAll text based commands are now inactive on Chewey Bot\nTo continue using commands you'll need to use them as slash commands",
+		body: "[↷ Chewey Bot Official Server #announcements]\nAll text based commands are now inactive on Chewey Bot\nTo continue using commands you'll need to use them as slash commands",
 		format: "org.matrix.custom.html",
-		formatted_body: "🔀 <strong>Chewey Bot Official Server #announcements</strong><br>All text based commands are now inactive on Chewey Bot<br>To continue using commands you'll need to use them as slash commands"
+		formatted_body: "↷ <strong>Chewey Bot Official Server #announcements</strong><br>All text based commands are now inactive on Chewey Bot<br>To continue using commands you'll need to use them as slash commands"
 	}])
 })
 
@@ -1275,9 +1344,9 @@ test("message2event: forwarded image", async t => {
 	t.deepEqual(events, [
 		{
 			$type: "m.room.message",
-			body: "[🔀 Forwarded message]",
+			body: "[↷ Forwarded message]",
 			format: "org.matrix.custom.html",
-			formatted_body: "🔀 <em>Forwarded message</em>",
+			formatted_body: "↷ <em>Forwarded message</em>",
 			"m.mentions": {},
 			msgtype: "m.notice",
 		},
@@ -1316,10 +1385,10 @@ test("message2event: constructed forwarded message", async t => {
 	t.deepEqual(events, [
 		{
 			$type: "m.room.message",
-			body: "[🔀 Forwarded from #wonderland]"
+			body: "[↷ Forwarded from #wonderland]"
 				+ "\n» What's cooking, good looking? :hipposcope:",
 			format: "org.matrix.custom.html",
-			formatted_body: `🔀 <em>Forwarded from wonderland <a href="https://matrix.to/#/!qzDBLKlildpzrrOnFZ:cadence.moe/$tBIT8mO7XTTCgIINyiAIy6M2MSoPAdJenRl_RLyYuaE?via=cadence.moe&amp;via=matrix.org">[jump to event]</a></em>`
+			formatted_body: `↷ <em>Forwarded from wonderland <a href="https://matrix.to/#/!qzDBLKlildpzrrOnFZ:cadence.moe/$tBIT8mO7XTTCgIINyiAIy6M2MSoPAdJenRl_RLyYuaE?via=cadence.moe&amp;via=matrix.org">[jump to event]</a></em>`
 				+ `<br><blockquote>What's cooking, good looking? <img data-mx-emoticon height="32" src="mxc://cadence.moe/WbYqNlACRuicynBfdnPYtmvc" title=":hipposcope:" alt=":hipposcope:"></blockquote>`,
 			"m.mentions": {},
 			msgtype: "m.text",
@@ -1375,10 +1444,10 @@ test("message2event: constructed forwarded text", async t => {
 	t.deepEqual(events, [
 		{
 			$type: "m.room.message",
-			body: "[🔀 Forwarded from #amanda-spam]"
+			body: "[↷ Forwarded from #amanda-spam]"
 				+ "\n» What's cooking, good looking?",
 			format: "org.matrix.custom.html",
-			formatted_body: `🔀 <em>Forwarded from amanda-spam <a href="https://matrix.to/#/!CzvdIdUQXgUjDVKxeU:cadence.moe?via=cadence.moe&amp;via=matrix.org">[jump to room]</a></em>`
+			formatted_body: `↷ <em>Forwarded from amanda-spam <a href="https://matrix.to/#/!CzvdIdUQXgUjDVKxeU:cadence.moe?via=cadence.moe&amp;via=matrix.org">[jump to room]</a></em>`
 				+ `<br><blockquote>What's cooking, good looking?</blockquote>`,
 			"m.mentions": {},
 			msgtype: "m.text",
@@ -1398,10 +1467,10 @@ test("message2event: don't scan forwarded messages for mentions", async t => {
 	t.deepEqual(events, [
 		{
 			$type: "m.room.message",
-			body: "[🔀 Forwarded message]"
+			body: "[↷ Forwarded message]"
 				+ "\n» If some folks have spare bandwidth then helping out ArchiveTeam with archiving soon to be deleted research and government data might be worthwhile https://social.luca.run/@luca/113950834185678114",
 			format: "org.matrix.custom.html",
-			formatted_body: `🔀 <em>Forwarded message</em>`
+			formatted_body: `↷ <em>Forwarded message</em>`
 				+ `<br><blockquote>If some folks have spare bandwidth then helping out ArchiveTeam with archiving soon to be deleted research and government data might be worthwhile <a href="https://social.luca.run/@luca/113950834185678114">https://social.luca.run/@luca/113950834185678114</a></blockquote>`,
 			"m.mentions": {},
 			msgtype: "m.text"
@@ -1538,6 +1607,28 @@ test("message2event: vc invite event renders embed with room link", async t => {
 	])
 })
 
+test("message2event: expired/invalid invites are sent as-is", async t => {
+	const events = await messageToEvent({content: "https://discord.gg/placeholder?event=1381190945646710824"}, {}, {}, {
+		snow: {
+			invite: {
+				async getInvite() {
+					throw new Error(`{"message": "Unknown Invite", "code": 10006}`)
+				}
+			}
+		}
+	})
+	t.deepEqual(events, [
+		{
+			$type: "m.room.message",
+			body: "https://discord.gg/placeholder?event=1381190945646710824",
+			format: "org.matrix.custom.html",
+			formatted_body: "<a href=\"https://discord.gg/placeholder?event=1381190945646710824\">https://discord.gg/placeholder?event=1381190945646710824</a>",
+			"m.mentions": {},
+			msgtype: "m.text",
+		}
+	])
+})
+
 test("message2event: channel links are converted even inside lists (parser post-processer descends into list items)", async t => {
 	let called = 0
 	const events = await messageToEvent({
@@ -1729,9 +1820,9 @@ test("message2event: forwarded message with unreferenced mention", async t => {
 	t.deepEqual(events, [{
 		$type: "m.room.message",
 		msgtype: "m.text",
-		body: "[🔀 Forwarded message]\n» @unknown-user:\n» 🎞️ Uploaded file: https://bridge.example.org/download/discordcdn/893634327722721290/1463174815119704114/2022-10-18_16-49-46.mp4 (51 MB)",
+		body: "[↷ Forwarded message]\n» @unknown-user:\n» 🎞️ Uploaded file: https://bridge.example.org/download/discordcdn/893634327722721290/1463174815119704114/2022-10-18_16-49-46.mp4 (51 MB)",
 		format: "org.matrix.custom.html",
-		formatted_body: "🔀 <em>Forwarded message</em><br><blockquote>@unknown-user:<br>🎞️ Uploaded file: <a href=\"https://bridge.example.org/download/discordcdn/893634327722721290/1463174815119704114/2022-10-18_16-49-46.mp4\">2022-10-18_16-49-46.mp4</a> (51 MB)</blockquote>",
+		formatted_body: "↷ <em>Forwarded message</em><br><blockquote>@unknown-user:<br>🎞️ Uploaded file: <a href=\"https://bridge.example.org/download/discordcdn/893634327722721290/1463174815119704114/2022-10-18_16-49-46.mp4\">2022-10-18_16-49-46.mp4</a> (51 MB)</blockquote>",
 		"m.mentions": {}
 	}])
 })
diff --git a/src/d2m/converters/pins-to-list.js b/src/d2m/converters/pins-to-list.js
index 5a33c7c..4ad8800 100644
--- a/src/d2m/converters/pins-to-list.js
+++ b/src/d2m/converters/pins-to-list.js
@@ -22,7 +22,7 @@ function pinsToList(pins, kstate) {
 	/** @type {string[]} */
 	const result = []
 	for (const pin of pins.items) {
-		const eventID = select("event_message", "event_id", {message_id: pin.message.id, part: 0}).pluck().get()
+		const eventID = select("event_message", "event_id", {message_id: pin.message.id}, "ORDER BY part ASC").pluck().get()
 		if (eventID && !alreadyPinned.includes(eventID)) result.push(eventID)
 	}
 	result.reverse()
diff --git a/src/d2m/converters/remove-member-mxids.js b/src/d2m/converters/remove-member-mxids.js
new file mode 100644
index 0000000..de26662
--- /dev/null
+++ b/src/d2m/converters/remove-member-mxids.js
@@ -0,0 +1,38 @@
+// @ts-check
+
+const passthrough = require("../../passthrough")
+const {db, select, from} = passthrough
+
+/**
+ * @param {string} userID discord user ID that left
+ * @param {string} guildID discord guild ID that they left
+ */
+function removeMemberMxids(userID, guildID) {
+	// Get sims for user and remove
+	let membership = from("sim").join("sim_member", "mxid").join("channel_room", "room_id")
+		.select("room_id", "mxid").where({user_id: userID, guild_id: guildID}).and("ORDER BY room_id, mxid").all()
+	membership = membership.concat(from("sim_proxy").join("sim", "user_id").join("sim_member", "mxid").join("channel_room", "room_id")
+		.select("room_id", "mxid").where({proxy_owner_id: userID, guild_id: guildID}).and("ORDER BY room_id, mxid").all())
+
+	// Get user installed apps and remove
+	/** @type {string[]} */
+	let userAppDeletions = []
+	// 1. Select apps that have 1 user remaining
+	/** @type {Set<string>} */
+	const appsWithOneUser = new Set(db.prepare("SELECT app_bot_id FROM app_user_install WHERE guild_id = ? GROUP BY app_bot_id HAVING count(*) = 1").pluck().all(guildID))
+	// 2. Select apps installed by this user
+	const appsFromThisUser = new Set(select("app_user_install", "app_bot_id", {guild_id: guildID, user_id: userID}).pluck().all())
+	if (appsFromThisUser.size) userAppDeletions.push(userID)
+	// Then remove user installed apps if this was the last user with them
+	const appsToRemove = appsWithOneUser.intersection(appsFromThisUser)
+	for (const botID of appsToRemove) {
+		// Remove sims for user installed app
+		const appRemoval = removeMemberMxids(botID, guildID)
+		membership = membership.concat(appRemoval.membership)
+		userAppDeletions = userAppDeletions.concat(appRemoval.userAppDeletions)
+	}
+
+	return {membership, userAppDeletions}
+}
+
+module.exports.removeMemberMxids = removeMemberMxids
diff --git a/src/d2m/converters/remove-member-mxids.test.js b/src/d2m/converters/remove-member-mxids.test.js
new file mode 100644
index 0000000..a880dff
--- /dev/null
+++ b/src/d2m/converters/remove-member-mxids.test.js
@@ -0,0 +1,43 @@
+// @ts-check
+
+const {test} = require("supertape")
+const {removeMemberMxids} = require("./remove-member-mxids")
+
+test("remove member mxids: would remove mxid for all rooms in this server", t => {
+	t.deepEqual(removeMemberMxids("772659086046658620", "112760669178241024"), {
+		userAppDeletions: [],
+		membership: [{
+			mxid: "@_ooye_cadence:cadence.moe",
+			room_id: "!fGgIymcYWOqjbSRUdV:cadence.moe"
+		}, {
+			mxid: "@_ooye_cadence:cadence.moe",
+			room_id: "!kLRqKKUQXcibIMtOpl:cadence.moe"
+		}]
+	})
+})
+
+test("remove member mxids: removes sims too", t => {
+	t.deepEqual(removeMemberMxids("196188877885538304", "112760669178241024"), {
+		userAppDeletions: [],
+		membership: [{
+			mxid: '@_ooye_ampflower:cadence.moe',
+			room_id: '!qzDBLKlildpzrrOnFZ:cadence.moe'
+		}, {
+			mxid: '@_ooye__pk_zoego:cadence.moe',
+			room_id: '!qzDBLKlildpzrrOnFZ:cadence.moe'
+		}]
+	})
+})
+
+test("remove member mxids: removes apps too", t => {
+	t.deepEqual(removeMemberMxids("197126718400626689", "66192955777486848"), {
+		userAppDeletions: ["197126718400626689"],
+		membership: [{
+			mxid: '@_ooye_infinidoge1337:cadence.moe',
+			room_id: '!BnKuBPCvyfOkhcUjEu:cadence.moe'
+		}, {
+			mxid: '@_ooye_evil_lillith_sheher:cadence.moe',
+			room_id: '!BnKuBPCvyfOkhcUjEu:cadence.moe'
+		}]
+	})
+})
diff --git a/src/d2m/converters/remove-reaction.js b/src/d2m/converters/remove-reaction.js
index 4ca22b6..b6b0407 100644
--- a/src/d2m/converters/remove-reaction.js
+++ b/src/d2m/converters/remove-reaction.js
@@ -34,7 +34,7 @@ function removeReaction(data, reactions, key) {
 				// Even though the bridge bot only reacted once on Discord-side, multiple Matrix users may have
 				// reacted on Matrix-side. Semantically, we want to remove the reaction from EVERY Matrix user.
 				// Also need to clean up the database.
-				const hash = utils.getEventIDHash(event.event_id)
+				const hash = utils.getEventIDHash(eventID)
 				removals.push({eventID, mxid: null, hash})
 			}
 			if (!lookingAtMatrixReaction && !wantToRemoveMatrixReaction) {
diff --git a/src/d2m/converters/user-to-mxid.test.js b/src/d2m/converters/user-to-mxid.test.js
index f8cf16a..b020e15 100644
--- a/src/d2m/converters/user-to-mxid.test.js
+++ b/src/d2m/converters/user-to-mxid.test.js
@@ -1,5 +1,5 @@
 const {test} = require("supertape")
-const tryToCatch = require("try-to-catch")
+const {tryToCatch} = require("try-to-catch")
 const assert = require("assert")
 const data = require("../../../test/data")
 const {userToSimName, webhookAuthorToSimName} = require("./user-to-mxid")
diff --git a/src/d2m/discord-client.js b/src/d2m/discord-client.js
index 7b0fcf8..c2a0549 100644
--- a/src/d2m/discord-client.js
+++ b/src/d2m/discord-client.js
@@ -52,7 +52,11 @@ class DiscordClient {
 		/** @type {Map<string, Array<string>>} */
 		this.guildChannelMap = new Map()
 		if (listen !== "no") {
-			this.cloud.on("event", message => discordPackets.onPacket(this, message, listen))
+			this.cloud.on("event", message => {
+				process.nextTick(() => {
+					discordPackets.onPacket(this, message, listen)
+				})
+			})
 		}
 
 		const addEventLogger = (eventName, logName) => {
diff --git a/src/d2m/discord-packets.js b/src/d2m/discord-packets.js
index 8cf2fde..afea9ea 100644
--- a/src/d2m/discord-packets.js
+++ b/src/d2m/discord-packets.js
@@ -26,6 +26,7 @@ const utils = {
 			client.user = message.d.user
 			client.application = message.d.application
 			console.log(`Discord logged in as ${client.user.username}#${client.user.discriminator} (${client.user.id})`)
+			interactions.registerInteractions()
 
 		} else if (message.t === "GUILD_CREATE") {
 			message.d.members = message.d.members.filter(m => m.user.id === client.user.id) // only keep the bot's own member - it's needed to determine private channels on web
@@ -47,10 +48,10 @@ const utils = {
 
 			if (listen === "full") {
 				try {
-					interactions.registerInteractions()
 					await eventDispatcher.checkMissedExpressions(message.d)
-					await eventDispatcher.checkMissedPins(client, message.d)
 					await eventDispatcher.checkMissedMessages(client, message.d)
+					await eventDispatcher.checkMissedPins(client, message.d)
+					await eventDispatcher.checkMissedLeaves(client, message.d)
 				} catch (e) {
 					console.error("Failed to sync missed events. To retry, please fix this error and restart OOYE:")
 					console.error(e)
diff --git a/src/d2m/event-dispatcher.js b/src/d2m/event-dispatcher.js
index 01bbc67..d52a340 100644
--- a/src/d2m/event-dispatcher.js
+++ b/src/d2m/event-dispatcher.js
@@ -2,6 +2,7 @@
 
 const assert = require("assert").strict
 const DiscordTypes = require("discord-api-types/v10")
+const {id: botID} = require("../../addbot")
 const {sync, db, select, from} = require("../passthrough")
 
 /** @type {import("./actions/send-message")}) */
@@ -32,10 +33,14 @@ const speedbump = sync.require("./actions/speedbump")
 const retrigger = sync.require("./actions/retrigger")
 /** @type {import("./actions/set-presence")} */
 const setPresence = sync.require("./actions/set-presence")
+/** @type {import("./actions/remove-member")} */
+const removeMember = sync.require("./actions/remove-member")
 /** @type {import("./actions/poll-vote")} */
 const vote = sync.require("./actions/poll-vote")
 /** @type {import("../m2d/event-dispatcher")} */
 const matrixEventDispatcher = sync.require("../m2d/event-dispatcher")
+/** @type {import("../m2d/actions/redact.js")} */
+const redact = sync.require("../m2d/actions/redact.js")
 /** @type {import("../discord/interactions/matrix-info")} */
 const matrixInfoInteraction = sync.require("../discord/interactions/matrix-info")
 
@@ -100,7 +105,7 @@ module.exports = {
 			// console.log(`[check missed messages] in ${channel.id} (${guild.name} / ${channel.name}) because its last message ${channel.last_message_id} is not in the database`)
 			let messages
 			try {
-				messages = await client.snow.channel.getChannelMessages(channel.id, {limit: 50})
+				messages = await client.snow.channel.getChannelMessages(channel.id, {limit: 100})
 			} catch (e) {
 				if (e.message === `{"message": "Missing Access", "code": 50001}`) { // pathetic error handling from SnowTransfer
 					console.log(`[check missed messages] no permissions to look back in channel ${channel.name} (${channel.id})`)
@@ -123,6 +128,7 @@ module.exports = {
 			// Send in order
 			for (let i = Math.min(messages.length, latestBridgedMessageIndex)-1; i >= 0; i--) {
 				const message = messages[i]
+				if (message.type === DiscordTypes.MessageType.UserJoin) continue // since join announcements don't become events, it would be a repetition to act on them during backfill
 
 				if (!members.has(message.author.id)) members.set(message.author.id, await client.snow.guild.getGuildMember(guild.id, message.author.id).catch(() => undefined))
 				await module.exports.MESSAGE_CREATE(client, {
@@ -172,6 +178,31 @@ module.exports = {
 		await createSpace.syncSpaceExpressions(data, true)
 	},
 
+	/**
+	 * When logging back in, check if any members left while we were gone.
+	 * Do this by getting the member list from Discord and seeing who we still have locally that isn't there in the response.
+	 * @param {import("./discord-client")} client
+	 * @param {DiscordTypes.GatewayGuildCreateDispatchData} guild
+	 */
+	async checkMissedLeaves(client, guild) {
+		const maxLimit = 1000
+		if (guild.member_count >= maxLimit) return // too large to want to scan
+		const discordMembers = await client.snow.guild.getGuildMembers(guild.id, {limit: maxLimit})
+		if (discordMembers.length >= maxLimit) return // response was maxed out, there are guild members that weren't listed, can't act safely
+		const discordMembersSet = new Set(discordMembers.map(m => m.user.id))
+		// no indexes on this one but I'll cope
+		const membersAddedOnMatrix = new Set(from("sim").join("sim_member", "mxid").join("channel_room", "room_id")
+			.pluck("user_id").selectUnsafe("DISTINCT user_id").where({guild_id: guild.id}).and("AND user_id not like '%-%' and user_id not like '%\\_%' escape '\\'").all())
+		const userInstalledAppIDs = new Set(from("app_user_install").pluck("app_bot_id").selectUnsafe("DISTINCT app_bot_id").where({guild_id: guild.id}).all())
+		// loop over members added on matrix and if the member does not exist on discord-side then they should be removed
+		for (const userID of membersAddedOnMatrix) {
+			if (userInstalledAppIDs.has(userID)) continue // skip user installed apps here since they're never true members - they'll be removed by removeMember when the associated user is removed
+			if (!discordMembersSet.has(userID)) {
+				await removeMember.removeMember(userID, guild.id)
+			}
+		}
+	},
+
 	/**
 	 * Announces to the parent room that the thread room has been created.
 	 * See notes.md, "Ignore MESSAGE_UPDATE and bridge THREAD_CREATE as the announcement"
@@ -211,6 +242,14 @@ module.exports = {
 		}
 	},
 
+	/**
+	 * @param {import("./discord-client")} client
+	 * @param {DiscordTypes.GatewayGuildMemberRemoveDispatchData} data
+	 */
+	async GUILD_MEMBER_REMOVE(client, data) {
+		await removeMember.removeMember(data.user.id, data.guild_id)
+	},
+
 	/**
 	 * @param {import("./discord-client")} client
 	 * @param {DiscordTypes.GatewayChannelUpdateDispatchData} channelOrThread
@@ -274,13 +313,13 @@ module.exports = {
 
 		if (!createRoom.existsOrAutocreatable(channel, guild.id)) return // Check that the sending-to room exists or is autocreatable
 
-		const {affected, row} = await speedbump.maybeDoSpeedbump(message.channel_id, message.id)
+		const {affected, row} = await speedbump.maybeDoSpeedbump(message.channel_id, message.id, message.author.id)
 		if (affected) return
 
 		// @ts-ignore
 		await sendMessage.sendMessage(message, channel, guild, row)
 
-		retrigger.messageFinishedBridging(message.id)
+		retrigger.finishedBridging(message.id)
 	},
 
 	/**
@@ -296,12 +335,12 @@ module.exports = {
 		if (dUtils.isEphemeralMessage(data)) return // Ephemeral messages are for the eyes of the receiver only!
 
 		// Edits need to go through the speedbump as well. If the message is delayed but the edit isn't, we don't have anything to edit from.
-		const {affected, row} = await speedbump.maybeDoSpeedbump(data.channel_id, data.id)
+		const {affected, row} = await speedbump.maybeDoSpeedbump(data.channel_id, data.id, data.author.id)
 		if (affected) return
 
 		if (!row) {
 			// Check that the sending-to room exists, and deal with Eventual Consistency(TM)
-			if (retrigger.eventNotFoundThenRetrigger(data.id, module.exports.MESSAGE_UPDATE, client, data)) return
+			if (!await retrigger.waitForMessage(data.id)) return
 		}
 
 		/** @type {DiscordTypes.GatewayMessageCreateDispatchData} */
@@ -339,6 +378,16 @@ module.exports = {
 	 * @param {DiscordTypes.GatewayMessageReactionRemoveDispatchData | DiscordTypes.GatewayMessageReactionRemoveEmojiDispatchData | DiscordTypes.GatewayMessageReactionRemoveAllDispatchData} data
 	 */
 	async onSomeReactionsRemoved(client, data) {
+		// Don't attempt to double-bridge our own m2d deleted reactions back to Matrix
+		if ("user_id" in data && data.user_id === botID) {
+			const emojiIdOrName = data.emoji.id || data.emoji.name
+			const i = redact.m2dDeletedReactions.findIndex(x => data.message_id === x.messageID && emojiIdOrName === x.emojiIdOrName)
+			if (i !== -1) {
+				redact.m2dDeletedReactions.splice(i, 1)
+				return
+			}
+		}
+
 		await removeReaction.removeSomeReactions(data)
 	},
 
@@ -348,7 +397,7 @@ module.exports = {
 	 */
 	async MESSAGE_DELETE(client, data) {
 		speedbump.onMessageDelete(data.id)
-		if (retrigger.eventNotFoundThenRetrigger(data.id, module.exports.MESSAGE_DELETE, client, data)) return
+		if (!await retrigger.waitForMessage(data.id)) return
 		await deleteMessage.deleteMessage(data)
 	},
 
@@ -396,12 +445,12 @@ module.exports = {
 	 * @param {DiscordTypes.GatewayMessagePollVoteDispatchData} data
 	 */
 	async MESSAGE_POLL_VOTE_ADD(client, data) {
-		if (retrigger.eventNotFoundThenRetrigger(data.message_id, module.exports.MESSAGE_POLL_VOTE_ADD, client, data)) return
+		if (!await retrigger.waitForMessage(data.message_id)) return
 		await vote.addVote(data)
 	},
 
 	async MESSAGE_POLL_VOTE_REMOVE(client, data) {
-		if (retrigger.eventNotFoundThenRetrigger(data.message_id, module.exports.MESSAGE_POLL_VOTE_REMOVE, client, data)) return
+		if (!await retrigger.waitForMessage(data.message_id)) return
 		await vote.removeVote(data)
 	},
 
diff --git a/src/db/migrations/0035-role-default.sql b/src/db/migrations/0035-role-default.sql
new file mode 100644
index 0000000..a5ce62d
--- /dev/null
+++ b/src/db/migrations/0035-role-default.sql
@@ -0,0 +1,9 @@
+BEGIN TRANSACTION;
+
+CREATE TABLE "role_default" (
+	"guild_id"	TEXT NOT NULL,
+	"role_id"	TEXT NOT NULL,
+	PRIMARY KEY ("guild_id", "role_id")
+) WITHOUT ROWID;
+
+COMMIT;
diff --git a/src/db/migrations/0036-app-user-install.sql b/src/db/migrations/0036-app-user-install.sql
new file mode 100644
index 0000000..087a0ac
--- /dev/null
+++ b/src/db/migrations/0036-app-user-install.sql
@@ -0,0 +1,10 @@
+BEGIN TRANSACTION;
+
+CREATE TABLE "app_user_install" (
+	"guild_id"	TEXT NOT NULL,
+	"app_bot_id"	TEXT NOT NULL,
+	"user_id"	TEXT NOT NULL,
+	PRIMARY KEY ("guild_id", "app_bot_id", "user_id")
+) WITHOUT ROWID;
+
+COMMIT;
diff --git a/src/db/migrations/0037-remove-leaked-webhooks.js b/src/db/migrations/0037-remove-leaked-webhooks.js
new file mode 100644
index 0000000..0228053
--- /dev/null
+++ b/src/db/migrations/0037-remove-leaked-webhooks.js
@@ -0,0 +1,42 @@
+const {discord, db, from, select, sync} = require("../../passthrough")
+/** @type {import("../../discord/utils")} */
+const dUtils = sync.require("../../discord/utils")
+
+const ones = "₀₁₂₃₄₅₆₇₈₉"
+const tens = "0123456789"
+
+/* c8 ignore start */
+
+module.exports = async function(db) {
+	// added tolerance to https://discordstatus.com/incidents/4hpm4454hxtx
+	const OUTAGE_START = 1778263200000
+	const OUTAGE_END =   1778284800000
+
+	const startSnowflake = dUtils.timestampToSnowflakeInexact(OUTAGE_START)
+	const endSnowflake =   dUtils.timestampToSnowflakeInexact(OUTAGE_END)
+
+	const affectedChannels = from("message_room").join("historical_channel_room", "historical_room_index")
+		.pluck("reference_channel_id").selectUnsafe("DISTINCT reference_channel_id")
+		.and("WHERE message_id >= ? AND message_id <= ? AND length(message_id) = ?").all(startSnowflake, endSnowflake, startSnowflake.length)
+	let affectedWebhooks = select("webhook", ["channel_id", "webhook_id", "webhook_token"], {channel_id: affectedChannels}).all()
+	affectedWebhooks = affectedWebhooks.filter(w => BigInt(w.webhook_id) < BigInt(endSnowflake)) // if webhook ID is already newly generated then no need to replace
+
+	if (affectedWebhooks.length) {
+		process.stdout.write(`  revoking ${affectedWebhooks.length} possibly compromised webhooks... `)
+		for (let counter = 1; counter <= affectedWebhooks.length; counter++) {
+			const webhook = affectedWebhooks[counter-1]
+
+			await discord.snow.webhook.deleteWebhookToken(webhook.webhook_id, webhook.webhook_token, "Webhook token possibly compromised during 8th May 2026 outage").catch(e => {
+				if (e.message === `{"message": "Unknown Webhook", "code": 10015}`) {
+					// OK
+				} else {
+					throw e
+				}
+			})
+			db.prepare("DELETE FROM webhook WHERE channel_id = ?").run(webhook.channel_id)
+
+			process.stdout.write(String(counter).at(-1) === "0" ? tens[(counter/10)%10] : ones[counter%10])
+		}
+		process.stdout.write("\n")
+	}
+}
diff --git a/src/db/migrations/0038-fix-emoji-file-format.sql b/src/db/migrations/0038-fix-emoji-file-format.sql
new file mode 100644
index 0000000..9e63150
--- /dev/null
+++ b/src/db/migrations/0038-fix-emoji-file-format.sql
@@ -0,0 +1,5 @@
+BEGIN TRANSACTION;
+
+DELETE FROM emoji WHERE mxc_url NOT IN (SELECT mxc_url FROM file WHERE discord_url LIKE 'https://cdn.discordapp.com/emojis/%.webp%');
+
+COMMIT;
diff --git a/src/db/orm-defs.d.ts b/src/db/orm-defs.d.ts
index 79f02ad..d95bfc3 100644
--- a/src/db/orm-defs.d.ts
+++ b/src/db/orm-defs.d.ts
@@ -1,4 +1,10 @@
 export type Models = {
+	app_user_install: {
+		guild_id: string
+		app_bot_id: string
+		user_id: string
+	}
+
 	auto_emoji: {
 		name: string
 		emoji_id: string
@@ -104,6 +110,11 @@ export type Models = {
 		historical_room_index: number
 	}
 
+	role_default: {
+		guild_id: string
+		role_id: string
+	}
+
 	room_upgrade_pending: {
 		new_room_id: string
 		old_room_id: string
diff --git a/src/db/orm.js b/src/db/orm.js
index 4d9b6f1..8763314 100644
--- a/src/db/orm.js
+++ b/src/db/orm.js
@@ -104,6 +104,16 @@ class From {
 		return r
 	}
 
+	pluckUnsafe(col) {
+		/** @type {Pluck<Table, any>} */
+		// @ts-ignore
+		const r = this
+		r.cols = [col]
+		r.makeColsSafe = false
+		r.isPluck = true
+		return r
+	}
+
 	/**
 	 * @param {string} sql
 	 */
diff --git a/src/db/orm.test.js b/src/db/orm.test.js
index 6f6018e..4639090 100644
--- a/src/db/orm.test.js
+++ b/src/db/orm.test.js
@@ -68,3 +68,8 @@ test("orm: select unsafe works (to select complex column names that can't be typ
 		.all()
 	t.equal(results[0].power_level, 150)
 })
+
+test("orm: pluck unsafe works (to select complex column names that can't be type verified)", t => {
+	const result = from("channel_room").where({guild_id: "112760669178241024"}).pluckUnsafe("count(*)").get()
+	t.equal(result, 7)
+})
diff --git a/src/discord/interactions/matrix-info.js b/src/discord/interactions/matrix-info.js
index c85cec2..dcc9943 100644
--- a/src/discord/interactions/matrix-info.js
+++ b/src/discord/interactions/matrix-info.js
@@ -54,6 +54,7 @@ async function _interact({guild_id, data}, {api}) {
 	// from Matrix
 	const event = await api.getEvent(message.room_id, message.event_id)
 	const via = await utils.getViaServersQuery(message.room_id, api)
+
 	const channelsInGuild = discord.guildChannelMap.get(guild_id)
 	assert(channelsInGuild)
 	const inChannels = channelsInGuild
@@ -61,8 +62,35 @@ async function _interact({guild_id, data}, {api}) {
 		.map(/** @returns {DiscordTypes.APIGuildChannel} */ cid => discord.channels.get(cid))
 		.sort((a, b) => webGuild._getPosition(a, discord.channels) - webGuild._getPosition(b, discord.channels))
 		.filter(channel => from("channel_room").join("member_cache", "room_id").select("mxid").where({channel_id: channel.id, mxid: event.sender}).get())
+	let inChannelsText = inChannels.map(c => `<#${c.id}>`).join(" • ")
+	if (inChannelsText.length > 1024) {
+		inChannelsText = `In ${inChannels.length} channels`
+	}
+
 	const matrixMember = select("member_cache", ["displayname", "avatar_url"], {room_id: message.room_id, mxid: event.sender}).get()
-	const name = matrixMember?.displayname || event.sender
+	let name = matrixMember?.displayname || event.sender
+	let avatar = utils.getPublicUrlForMxc(matrixMember?.avatar_url)
+
+	// Check for per-message profile
+	const perMessageProfile = event.content?.["com.beeper.per_message_profile"]
+	let profileNote = ""
+	if (perMessageProfile) {
+		if (perMessageProfile.displayname) {
+			name = perMessageProfile.displayname
+		}
+		if ("avatar_url" in perMessageProfile) {
+			if (perMessageProfile.avatar_url) {
+				// use provided avatar_url
+				avatar = utils.getPublicUrlForMxc(perMessageProfile.avatar_url)
+			} else if (perMessageProfile.avatar_url === "") {
+				// empty string avatar_url clears the avatar
+				avatar = undefined
+			}
+			// else, omitted/null falls back to member avatar
+		}
+		profileNote = "Sent with a per-message profile.\n"
+	}
+
 	return {
 		type: DiscordTypes.InteractionResponseType.ChannelMessageWithSource,
 		data: {
@@ -70,13 +98,13 @@ async function _interact({guild_id, data}, {api}) {
 				author: {
 					name,
 					url: `https://matrix.to/#/${event.sender}`,
-					icon_url: utils.getPublicUrlForMxc(matrixMember?.avatar_url)
+					icon_url: avatar
 				},
-				description: `This Matrix message was delivered to Discord by **Out Of Your Element**.\n[View on Matrix →](<https://matrix.to/#/${message.room_id}/${message.event_id}?${via}>)\n\n**User ID**: [${event.sender}](<https://matrix.to/#/${event.sender}>)`,
+				description: `This Matrix message was delivered to Discord by **Out Of Your Element**.\n[View on Matrix →](<https://matrix.to/#/${message.room_id}/${message.event_id}?${via}>)\n\n${profileNote}**User ID**: [${event.sender}](<https://matrix.to/#/${event.sender}>)`,
 				color: 0x0dbd8b,
 				fields: [{
 					name: "In Channels",
-					value: inChannels.map(c => `<#${c.id}>`).join(" • ")
+					value: inChannelsText
 				}, {
 					name: "\u200b",
 					value: idInfo
diff --git a/src/discord/interactions/matrix-info.test.js b/src/discord/interactions/matrix-info.test.js
index f455700..8347c12 100644
--- a/src/discord/interactions/matrix-info.test.js
+++ b/src/discord/interactions/matrix-info.test.js
@@ -85,3 +85,118 @@ test("matrix info: shows info for matrix source message", async t => {
 	)
 	t.equal(called, 1)
 })
+
+test("matrix info: shows username for per-message profile", async t => {
+	let called = 0
+	const msg = await _interact({
+		data: {
+			target_id: "1128118177155526666",
+			resolved: {
+				messages: {
+					"1141501302736695316": data.message.simple_reply_to_matrix_user
+				}
+			}
+		},
+		guild_id: "112760669178241024"
+	}, {
+		api: {
+			async getEvent(roomID, eventID) {
+				called++
+				t.equal(roomID, "!kLRqKKUQXcibIMtOpl:cadence.moe")
+				t.equal(eventID, "$Ij3qo7NxMA4VPexlAiIx2CB9JbsiGhJeyt-2OvkAUe4")
+				return {
+					event_id: eventID,
+					room_id: roomID,
+					type: "m.room.message",
+					content: {
+						msgtype: "m.text",
+						body: "master chief: i like the halo",
+						format: "org.matrix.custom.html",
+						formatted_body: "<strong>master chief: </strong>i like the halo",
+						"com.beeper.per_message_profile": {
+							has_fallback: true,
+							displayname: "master chief",
+							avatar_url: ""
+						}
+					},
+					sender: "@cadence:cadence.moe"
+				}
+			},
+			async getJoinedMembers(roomID) {
+				return {
+					joined: {}
+				}
+			},
+			async getStateEventOuter(roomID, type, key) {
+				return {
+					content: {
+						room_version: "11"
+					}
+				}
+			},
+			async getStateEvent(roomID, type, key) {
+				return {}
+			}
+		}
+	})
+	t.equal(msg.data.embeds[0].author.name, "master chief")
+	t.match(msg.data.embeds[0].description, "Sent with a per-message profile")
+	t.equal(called, 1)
+})
+
+test("matrix info: shows avatar for per-message profile", async t => {
+	let called = 0
+	const msg = await _interact({
+		data: {
+			target_id: "1128118177155526666",
+			resolved: {
+				messages: {
+					"1141501302736695316": data.message.simple_reply_to_matrix_user
+				}
+			}
+		},
+		guild_id: "112760669178241024"
+	}, {
+		api: {
+			async getEvent(roomID, eventID) {
+				called++
+				t.equal(roomID, "!kLRqKKUQXcibIMtOpl:cadence.moe")
+				t.equal(eventID, "$Ij3qo7NxMA4VPexlAiIx2CB9JbsiGhJeyt-2OvkAUe4")
+				return {
+					event_id: eventID,
+					room_id: roomID,
+					type: "m.room.message",
+					content: {
+						msgtype: "m.text",
+						body: "?",
+						format: "org.matrix.custom.html",
+						formatted_body: "?",
+						"com.beeper.per_message_profile": {
+							avatar_url: "mxc://cadence.moe/HXfFuougamkURPPMflTJRxGc"
+						}
+					},
+					sender: "@mystery:cadence.moe"
+				}
+			},
+			async getJoinedMembers(roomID) {
+				return {
+					joined: {}
+				}
+			},
+			async getStateEventOuter(roomID, type, key) {
+				return {
+					content: {
+						room_version: "11"
+					}
+				}
+			},
+			async getStateEvent(roomID, type, key) {
+				return {}
+			}
+		}
+	})
+	t.equal(msg.data.embeds[0].author.name, "@mystery:cadence.moe")
+	t.equal(msg.data.embeds[0].author.icon_url, "https://bridge.example.org/download/matrix/cadence.moe/HXfFuougamkURPPMflTJRxGc")
+	t.match(msg.data.embeds[0].description, "Sent with a per-message profile")
+	t.equal(called, 1)
+})
diff --git a/src/discord/register-interactions.js b/src/discord/register-interactions.js
index e3d58c4..66012b4 100644
--- a/src/discord/register-interactions.js
+++ b/src/discord/register-interactions.js
@@ -91,40 +91,32 @@ function registerInteractions() {
 async function dispatchInteraction(interaction) {
 	const interactionId = interaction.data?.["custom_id"] || interaction.data?.["name"]
 	try {
-		if (interaction.type === DiscordTypes.InteractionType.MessageComponent || interaction.type === DiscordTypes.InteractionType.ModalSubmit) {
-			// All we get is custom_id, don't know which context the button was clicked in.
-			// So we namespace these ourselves in the custom_id. Currently the only existing namespace is POLL_.
-			if (interaction.data.custom_id.startsWith("POLL_")) {
-				await poll.interact(interaction)
+		if (interactionId === "Matrix info") {
+			await matrixInfo.interact(interaction)
+		} else if (interactionId === "invite") {
+			await invite.interact(interaction)
+		} else if (interactionId === "invite_channel") {
+			await invite.interactButton(interaction)
+		} else if (interactionId === "Permissions") {
+			await permissions.interact(interaction)
+		} else if (interactionId === "permissions_edit") {
+			await permissions.interactEdit(interaction)
+		} else if (interactionId === "Responses") {
+			/** @type {DiscordTypes.APIMessageApplicationCommandGuildInteraction} */ // @ts-ignore
+			const messageInteraction = interaction
+			if (select("poll", "message_id", {message_id: messageInteraction.data.target_id}).get()) {
+				await pollResponses.interact(messageInteraction)
 			} else {
-				throw new Error(`Unknown message component ${interaction.data.custom_id}`)
+				await reactions.interact(messageInteraction)
 			}
+		} else if (interactionId === "ping") {
+			await ping.interact(interaction)
+		} else if (interactionId === "privacy") {
+			await privacy.interact(interaction)
+		} else if (interactionId.startsWith("POLL_")) {
+			await poll.interact(interaction)
 		} else {
-			if (interactionId === "Matrix info") {
-				await matrixInfo.interact(interaction)
-			} else if (interactionId === "invite") {
-				await invite.interact(interaction)
-			} else if (interactionId === "invite_channel") {
-				await invite.interactButton(interaction)
-			} else if (interactionId === "Permissions") {
-				await permissions.interact(interaction)
-			} else if (interactionId === "permissions_edit") {
-				await permissions.interactEdit(interaction)
-			} else if (interactionId === "Responses") {
-				/** @type {DiscordTypes.APIMessageApplicationCommandGuildInteraction} */ // @ts-ignore
-				const messageInteraction = interaction
-				if (select("poll", "message_id", {message_id: messageInteraction.data.target_id}).get()) {
-					await pollResponses.interact(messageInteraction)
-				} else {
-					await reactions.interact(messageInteraction)
-				}
-			} else if (interactionId === "ping") {
-				await ping.interact(interaction)
-			} else if (interactionId === "privacy") {
-				await privacy.interact(interaction)
-			} else {
-				throw new Error(`Unknown interaction ${interactionId}`)
-			}
+			throw new Error(`Unknown interaction ${interactionId}`)
 		}
 	} catch (e) {
 		let stackLines = null
diff --git a/src/discord/utils.js b/src/discord/utils.js
index a51b155..6fb0b43 100644
--- a/src/discord/utils.js
+++ b/src/discord/utils.js
@@ -5,7 +5,7 @@ const assert = require("assert").strict
 
 const {reg} = require("../matrix/read-registration")
 
-const {db} = require("../passthrough")
+const {db, select} = require("../passthrough")
 
 /** @type {import("xxhash-wasm").XXHashAPI} */ // @ts-ignore
 let hasher = null
@@ -58,6 +58,15 @@ function getPermissions(guildID, userRoles, guildRoles, userID, channelOverwrite
 	return allowed
 }
 
+/**
+ * @param {{id: string, roles: DiscordTypes.APIGuild["roles"]}} guild
+ * @param {DiscordTypes.APIGuildChannel["permission_overwrites"]} [channel]
+ */
+function getDefaultPermissions(guild, channel) {
+	const defaultRoles = select("role_default", "role_id", {guild_id: guild.id}).pluck().all()
+	return getPermissions(guild.id, defaultRoles, guild.roles, undefined, channel)
+}
+
 /**
  * Note: You can only provide one permission bit to permissionToCheckFor. To check multiple permissions, call `hasAllPermissions` or `hasSomePermissions`.
  * It is designed like this to avoid developer error with bit manipulations.
@@ -105,7 +114,7 @@ function hasAllPermissions(resolvedPermissions, permissionsToCheckFor) {
  * @param {DiscordTypes.APIMessage} message
  */
 function isWebhookMessage(message) {
-	return message.webhook_id && message.type !== DiscordTypes.MessageType.ChatInputCommand
+	return message.webhook_id && message.type !== DiscordTypes.MessageType.ChatInputCommand && message.type !== DiscordTypes.MessageType.ContextMenuCommand
 }
 
 /**
@@ -173,7 +182,408 @@ function filterTo(xs, fn) {
 	return filtered
 }
 
+/**
+ * The parameters correspond to the columns of the channel_room table.
+ * @param {string} rowChannelID thread ID, OR channel ID if there is no thread
+ * @param {string | null | undefined} rowThreadParent channel ID if there is a thread
+ */
+function swapThreadID(rowChannelID, rowThreadParent) {
+	return {
+		channelID: rowThreadParent ? rowThreadParent : rowChannelID,
+		threadID: rowThreadParent ? rowChannelID : undefined
+	}
+}
+
+const supportedPlaintextPreviewExtensions = new Set([
+	"4d",
+	"abnf",
+	"accesslog",
+	"actionscript",
+	"ada",
+	"adoc",
+	"alan",
+	"angelscript",
+	"ansi",
+	"apache",
+	"apacheconf",
+	"applescript",
+	"arcade",
+	"arduino",
+	"arm",
+	"armasm",
+	"as",
+	"asc",
+	"asciidoc",
+	"aspectj",
+	"ass",
+	"atom",
+	"autohotkey",
+	"autoit",
+	"avrasm",
+	"awk",
+	"axapta",
+	"bash",
+	"basic",
+	"bat",
+	"bbcode",
+	"bf",
+	"bind",
+	"blade",
+	"bnf",
+	"brainfuck",
+	"c",
+	"c++",
+	"cal",
+	"capnp",
+	"capnproto",
+	"cc",
+	"chaos",
+	"chapel",
+	"chpl",
+	"cisco",
+	"clj",
+	"clojure",
+	"cls",
+	"cmake.in",
+	"cmake",
+	"cmd",
+	"coffee",
+	"coffeescript",
+	"console",
+	"coq",
+	"cos",
+	"cpc",
+	"cpp",
+	"cr",
+	"craftcms",
+	"crm",
+	"crmsh",
+	"crystal",
+	"cs",
+	"csharp",
+	"cshtml",
+	"cson",
+	"csp",
+	"css",
+	"csv",
+	"cxx",
+	"cypher",
+	"d",
+	"dart",
+	"delphi",
+	"dfm",
+	"diff",
+	"django",
+	"dns",
+	"docker",
+	"dockerfile",
+	"dos",
+	"dpr",
+	"dsconfig",
+	"dst",
+	"dts",
+	"dust",
+	"dylan",
+	"ebnf",
+	"elixir",
+	"elm",
+	"erl",
+	"erlang",
+	"ex",
+	"extempore",
+	"f90",
+	"f95",
+	"fix",
+	"fortran",
+	"freepascal",
+	"fs",
+	"fsharp",
+	"gams",
+	"gauss",
+	"gawk",
+	"gcode",
+	"gdscript",
+	"gemspec",
+	"gf",
+	"gherkin",
+	"glsl",
+	"gms",
+	"gn",
+	"gni",
+	"go",
+	"godot",
+	"golang",
+	"golo",
+	"gololang",
+	"gradle",
+	"graph",
+	"groovy",
+	"gss",
+	"gyp",
+	"h",
+	"h++",
+	"haml",
+	"handlebars",
+	"haskell",
+	"haxe",
+	"hbs",
+	"hcl",
+	"hh",
+	"hpp",
+	"hs",
+	"html.handlebars",
+	"html.hbs",
+	"html",
+	"http",
+	"https",
+	"hx",
+	"hxx",
+	"hy",
+	"hylang",
+	"i",
+	"i7",
+	"iced",
+	"iecst",
+	"inform7",
+	"ini",
+	"ino",
+	"instances",
+	"iol",
+	"irb",
+	"irpf90",
+	"java",
+	"javascript",
+	"jinja",
+	"jolie",
+	"js",
+	"json",
+	"jsp",
+	"jsx",
+	"julia-repl",
+	"julia",
+	"k",
+	"kaos",
+	"kdb",
+	"kotlin",
+	"kt",
+	"lasso",
+	"lassoscript",
+	"lazarus",
+	"ldif",
+	"leaf",
+	"lean",
+	"less",
+	"lfm",
+	"lisp",
+	"livecodeserver",
+	"livescript",
+	"ln",
+	"lock",
+	"log",
+	"lpr",
+	"ls",
+	"ls",
+	"lua",
+	"mak",
+	"make",
+	"makefile",
+	"markdown",
+	"mathematica",
+	"matlab",
+	"mawk",
+	"maxima",
+	"md",
+	"mel",
+	"mercury",
+	"mirc",
+	"mizar",
+	"mk",
+	"mkd",
+	"mkdown",
+	"ml",
+	"ml",
+	"mm",
+	"mma",
+	"mojolicious",
+	"monkey",
+	"moon",
+	"moonscript",
+	"mrc",
+	"n1ql",
+	"nawk",
+	"nc",
+	"never",
+	"nginx",
+	"nginxconf",
+	"nim",
+	"nimrod",
+	"nix",
+	"nsis",
+	"obj-c",
+	"obj-c++",
+	"objc",
+	"objective-c++",
+	"objectivec",
+	"ocaml",
+	"ocl",
+	"ol",
+	"openscad",
+	"osascript",
+	"oxygene",
+	"p21",
+	"parser3",
+	"pas",
+	"pascal",
+	"patch",
+	"pcmk",
+	"perl",
+	"pf.conf",
+	"pf",
+	"pgsql",
+	"php",
+	"php3",
+	"php4",
+	"php5",
+	"php6",
+	"php7",
+	"pl",
+	"plaintext",
+	"plist",
+	"pm",
+	"podspec",
+	"pony",
+	"postgres",
+	"postgresql",
+	"powershell",
+	"pp",
+	"processing",
+	"profile",
+	"prolog",
+	"properties",
+	"proto",
+	"protobuf",
+	"ps",
+	"ps1",
+	"puppet",
+	"py",
+	"pycon",
+	"python-repl",
+	"python",
+	"qml",
+	"r",
+	"razor-cshtml",
+	"razor",
+	"rb",
+	"re",
+	"reasonml",
+	"rebol",
+	"red-system",
+	"red",
+	"redbol",
+	"rf",
+	"rib",
+	"robot",
+	"rpm-spec",
+	"rpm-specfile",
+	"rpm",
+	"rs",
+	"rsl",
+	"rss",
+	"ruby",
+	"ruleslanguage",
+	"rust",
+	"sas",
+	"SAS",
+	"sc",
+	"scad",
+	"scala",
+	"scheme",
+	"sci",
+	"scilab",
+	"scl",
+	"scss",
+	"sh",
+	"shell",
+	"shexc",
+	"smali",
+	"smalltalk",
+	"sml",
+	"sol",
+	"solidity",
+	"spec",
+	"specfile",
+	"sql",
+	"srt",
+	"ssa",
+	"st",
+	"stan",
+	"stanfuncs",
+	"stata",
+	"step",
+	"stp",
+	"structured-text",
+	"styl",
+	"stylus",
+	"subunit",
+	"supercollider",
+	"svelte",
+	"svg",
+	"swift",
+	"tao",
+	"tap",
+	"tcl",
+	"terraform",
+	"tex",
+	"text",
+	"tf",
+	"thor",
+	"thrift",
+	"tk",
+	"toml",
+	"tp",
+	"ts",
+	"tsql",
+	"tsx",
+	"ttml",
+	"twig",
+	"txt",
+	"typescript",
+	"unicorn-rails-log",
+	"v",
+	"vala",
+	"vb",
+	"vba",
+	"vbnet",
+	"vbs",
+	"vbscript",
+	"verilog",
+	"vhdl",
+	"vim",
+	"vtt",
+	"wl",
+	"x++",
+	"x86asm",
+	"xhtml",
+	"xjb",
+	"xl",
+	"xml",
+	"xpath",
+	"xq",
+	"xquery",
+	"xsd",
+	"xsl",
+	"xtlang",
+	"xtm",
+	"yaml",
+	"yml",
+	"zep",
+	"zephir",
+	"zone",
+	"zsh"
+])
+
 module.exports.getPermissions = getPermissions
+module.exports.getDefaultPermissions = getDefaultPermissions
 module.exports.hasPermission = hasPermission
 module.exports.hasSomePermissions = hasSomePermissions
 module.exports.hasAllPermissions = hasAllPermissions
@@ -184,3 +594,5 @@ module.exports.timestampToSnowflakeInexact = timestampToSnowflakeInexact
 module.exports.getPublicUrlForCdn = getPublicUrlForCdn
 module.exports.howOldUnbridgedMessage = howOldUnbridgedMessage
 module.exports.filterTo = filterTo
+module.exports.swapThreadID = swapThreadID
+module.exports.supportedPlaintextPreviewExtensions = supportedPlaintextPreviewExtensions
diff --git a/src/m2d/actions/add-reaction.js b/src/m2d/actions/add-reaction.js
index e4981fb..c453244 100644
--- a/src/m2d/actions/add-reaction.js
+++ b/src/m2d/actions/add-reaction.js
@@ -17,7 +17,7 @@ const retrigger = sync.require("../../d2m/actions/retrigger")
  */
 async function addReaction(event) {
 	// Wait until the corresponding channel and message have already been bridged
-	if (retrigger.eventNotFoundThenRetrigger(event.content["m.relates_to"].event_id, () => as.emit("type:m.reaction", event))) return
+	if (!await retrigger.waitForEvent(event.content["m.relates_to"].event_id)) return
 
 	// These will exist because it passed retrigger
 	const row = from("event_message").join("message_room", "message_id").join("historical_channel_room", "historical_room_index")
@@ -50,6 +50,8 @@ async function addReaction(event) {
 	}
 
 	db.prepare("REPLACE INTO reaction (hashed_event_id, message_id, encoded_emoji, original_encoding) VALUES (?, ?, ?, ?)").run(utils.getEventIDHash(event.event_id), messageID, discordPreferredEncoding, key)
+
+	retrigger.finishedBridging(event.event_id)
 }
 
 module.exports.addReaction = addReaction
diff --git a/src/m2d/actions/redact.js b/src/m2d/actions/redact.js
index 3135d31..7e49753 100644
--- a/src/m2d/actions/redact.js
+++ b/src/m2d/actions/redact.js
@@ -10,6 +10,9 @@ const utils = sync.require("../../matrix/utils")
 /** @type {import("../../d2m/actions/retrigger")} */
 const retrigger = sync.require("../../d2m/actions/retrigger")
 
+/** @type {{messageID: string, emojiIdOrName: string}[]} */
+const m2dDeletedReactions = []
+
 /**
  * @param {Ty.Event.Outer_M_Room_Redaction} event
  */
@@ -24,6 +27,21 @@ async function deleteMessage(event) {
 	db.prepare("DELETE FROM message_room WHERE message_id = ?").run(rows[0].message_id)
 }
 
+/**
+ * @param {Ty.Event.Outer_M_Room_Redaction} event
+ */
+async function removeMessageEvent(event) {
+	// Could be for removing a message or suppressing embeds. For more information, the message needs to be bridged first.
+	if (!await retrigger.waitForEvent(event.redacts)) return
+
+	const row = select("event_message", ["event_type", "event_subtype", "part"], {event_id: event.redacts}).get()
+	if (row && row.event_type === "m.room.message" && row.event_subtype === "m.notice" && row.part === 1) {
+		await suppressEmbeds(event)
+	} else {
+		await deleteMessage(event)
+	}
+}
+
 /**
  * @param {Ty.Event.Outer_M_Room_Redaction} event
  */
@@ -41,11 +59,20 @@ async function suppressEmbeds(event) {
  * @param {Ty.Event.Outer_M_Room_Redaction} event
  */
 async function removeReaction(event) {
+	if (!await retrigger.waitForReactionEvent(event.redacts)) return
+
 	const hash = utils.getEventIDHash(event.redacts)
 	const row = from("reaction").join("message_room", "message_id").join("historical_channel_room", "historical_room_index")
 		.select("reference_channel_id", "message_id", "encoded_emoji").where({hashed_event_id: hash}).get()
 	if (!row) return
-	await discord.snow.channel.deleteReactionSelf(row.reference_channel_id, row.message_id, row.encoded_emoji)
+	// See how many Matrix-side reactions there are, and delete if it's the last one
+	const numberOfReactions = from("reaction").where({message_id: row.message_id, encoded_emoji: row.encoded_emoji}).pluckUnsafe("count(*)").get()
+	if (numberOfReactions === 1) {
+		// If a unicode emoji, the name is already the Discord preferred version because that's what was added and stored to encoded_emoji
+		const emojiIdOrName = decodeURIComponent(row.encoded_emoji).split(":").slice(-1)[0]
+		m2dDeletedReactions.push({messageID: row.message_id, emojiIdOrName})
+		await discord.snow.channel.deleteReactionSelf(row.reference_channel_id, row.message_id, row.encoded_emoji)
+	}
 	db.prepare("DELETE FROM reaction WHERE hashed_event_id = ?").run(hash)
 }
 
@@ -54,18 +81,12 @@ async function removeReaction(event) {
  * @param {Ty.Event.Outer_M_Room_Redaction} event
  */
 async function handle(event) {
-	// If this is for removing a reaction, try it
-	await removeReaction(event)
-
-	// Or, it might be for removing a message or suppressing embeds. But to do that, the message needs to be bridged first.
-	if (retrigger.eventNotFoundThenRetrigger(event.redacts, () => as.emit("type:m.room.redaction", event))) return
-
-	const row = select("event_message", ["event_type", "event_subtype", "part"], {event_id: event.redacts}).get()
-	if (row && row.event_type === "m.room.message" && row.event_subtype === "m.notice" && row.part === 1) {
-		await suppressEmbeds(event)
-	} else {
-		await deleteMessage(event)
-	}
+	// Don't know if it's a redaction for a reaction or an event, try both at the same time (otherwise waitFor will block)
+	await Promise.all([
+		removeMessageEvent(event),
+		removeReaction(event)
+	])
 }
 
 module.exports.handle = handle
+module.exports.m2dDeletedReactions = m2dDeletedReactions
\ No newline at end of file
diff --git a/src/m2d/actions/sticker.js b/src/m2d/actions/sticker.js
index 341d8b0..8eeb5d2 100644
--- a/src/m2d/actions/sticker.js
+++ b/src/m2d/actions/sticker.js
@@ -9,7 +9,7 @@ const sharp = require("sharp")
 const api = sync.require("../../matrix/api")
 /** @type {import("../../matrix/mreq")} */
 const mreq = sync.require("../../matrix/mreq")
-const streamMimeType = require("stream-mime-type")
+const {streamType} = require("@cloudrac3r/stream-type")
 
 const WIDTH = 160
 const HEIGHT = 160
@@ -26,13 +26,13 @@ async function getAndResizeSticker(mxc) {
 	}
 
 	const streamIn = Readable.fromWeb(res.body)
-	const { stream, mime } = await streamMimeType.getMimeType(streamIn)
-	const animated = ["image/gif", "image/webp"].includes(mime)
+	const {streamThrough, type} = await streamType(streamIn)
+	const animated = ["image/gif", "image/webp"].includes(type)
 
 	const transformer = sharp({animated: animated})
 		.resize(WIDTH, HEIGHT, {fit: "inside", background: {r: 0, g: 0, b: 0, alpha: 0}})
 		.webp()
-	stream.pipe(transformer)
+	streamThrough.pipe(transformer)
 	return Readable.toWeb(transformer)
 }
 
diff --git a/src/m2d/actions/update-pins.js b/src/m2d/actions/update-pins.js
index d06f6e8..1ff2bb9 100644
--- a/src/m2d/actions/update-pins.js
+++ b/src/m2d/actions/update-pins.js
@@ -13,7 +13,7 @@ async function updatePins(pins, prev) {
 	const diff = diffPins.diffPins(pins, prev)
 	for (const [event_id, added] of diff) {
 		const row = from("event_message").join("message_room", "message_id").join("historical_channel_room", "historical_room_index")
-			.select("reference_channel_id", "message_id").get()
+			.select("reference_channel_id", "message_id").where({event_id}).and("ORDER BY part ASC").get()
 		if (!row) continue
 		if (added) {
 			discord.snow.channel.addChannelPinnedMessage(row.reference_channel_id, row.message_id, "Message pinned on Matrix")
diff --git a/src/m2d/actions/vote.js b/src/m2d/actions/vote.js
index 926b957..84f8cc7 100644
--- a/src/m2d/actions/vote.js
+++ b/src/m2d/actions/vote.js
@@ -1,18 +1,12 @@
 // @ts-check
 
 const Ty = require("../../types")
-const DiscordTypes = require("discord-api-types/v10")
-const {Readable} = require("stream")
 const assert = require("assert").strict
-const crypto = require("crypto")
 const passthrough = require("../../passthrough")
-const {sync, discord, db, select} = passthrough
+const {sync, db, select} = passthrough
 
-const {reg} = require("../../matrix/read-registration")
-/** @type {import("../../matrix/api")} */
-const api = sync.require("../../matrix/api")
-/** @type {import("../../matrix/utils")} */
-const utils = sync.require("../../matrix/utils")
+/** @type {import("../../discord/utils")} */
+const dUtils = sync.require("../../discord/utils")
 /** @type {import("../converters/poll-components")} */
 const pollComponents = sync.require("../converters/poll-components")
 /** @type {import("./channel-webhook")} */
@@ -33,10 +27,11 @@ async function updateVote(event) {
 
 	// If poll was started on Matrix, the Discord version is using components, so we can update that to the current status
 	if (messageRow.source === 0) {
-		const channelID = select("channel_room", "channel_id", {room_id: event.room_id}).pluck().get()
-		assert(channelID)
-		await webhook.editMessageWithWebhook(channelID, messageID, pollComponents.getPollComponentsFromDatabase(messageID))
+		const row = select("channel_room", ["channel_id", "thread_parent"], {room_id: event.room_id}).get()
+		assert(row)
+		const {channelID, threadID} = dUtils.swapThreadID(row.channel_id, row.thread_parent)
+		await webhook.editMessageWithWebhook(channelID, messageID, pollComponents.getPollComponentsFromDatabase(messageID), threadID)
 	}
 }
 
-module.exports.updateVote = updateVote
\ No newline at end of file
+module.exports.updateVote = updateVote
diff --git a/src/m2d/converters/emoji-sheet.js b/src/m2d/converters/emoji-sheet.js
index 16d5065..dd66a17 100644
--- a/src/m2d/converters/emoji-sheet.js
+++ b/src/m2d/converters/emoji-sheet.js
@@ -6,7 +6,7 @@ const {pipeline} = require("stream").promises
 const sharp = require("sharp")
 const {GIFrame} = require("@cloudrac3r/giframe")
 const {PNG} = require("@cloudrac3r/pngjs")
-const streamMimeType = require("stream-mime-type")
+const {streamType} = require("@cloudrac3r/stream-type")
 
 const SIZE = 48
 const RESULT_WIDTH = 400
@@ -54,11 +54,11 @@ async function compositeMatrixEmojis(mxcs, mxcDownloader) {
  * @returns {Promise<Buffer | undefined>} Uncompressed PNG image
  */
 async function convertImageStream(streamIn, stopStream) {
-	const {stream, mime} = await streamMimeType.getMimeType(streamIn)
-	assert(["image/png", "image/jpeg", "image/webp", "image/gif", "image/apng"].includes(mime), `Mime type ${mime} is impossible for emojis`)
+	const {streamThrough, type} = await streamType(streamIn)
+	assert(["image/png", "image/jpeg", "image/webp", "image/gif", "image/apng"].includes(type), `Mime type ${type} is impossible for emojis`)
 
 	try {
-		if (mime === "image/png" || mime === "image/jpeg" || mime === "image/webp") {
+		if (type === "image/png" || type === "image/jpeg" || type === "image/webp") {
 			/** @type {{info: sharp.OutputInfo, buffer: Buffer}} */
 			const result = await new Promise((resolve, reject) => {
 				const transformer = sharp()
@@ -70,15 +70,15 @@ async function convertImageStream(streamIn, stopStream) {
 						resolve({info, buffer})
 					})
 				pipeline(
-					stream,
+					streamThrough,
 					transformer
 				)
 			})
 			return result.buffer
 
-		} else if (mime === "image/gif") {
+		} else if (type === "image/gif") {
 			const giframe = new GIFrame(0)
-			stream.on("data", chunk => {
+			streamThrough.on("data", chunk => {
 				giframe.feed(chunk)
 			})
 			const frame = await giframe.getFrame()
@@ -91,10 +91,10 @@ async function convertImageStream(streamIn, stopStream) {
 				.toBuffer({resolveWithObject: true})
 			return buffer.data
 
-		} else if (mime === "image/apng") {
+		} else if (type === "image/apng") {
 			const png = new PNG({maxFrames: 1})
 			// @ts-ignore
-			stream.pipe(png)
+			streamThrough.pipe(png)
 			/** @type {Buffer} */ // @ts-ignore
 			const frame = await new Promise(resolve => png.on("parsed", resolve))
 			stopStream()
diff --git a/src/m2d/converters/event-to-message.js b/src/m2d/converters/event-to-message.js
index 81ad48c..0a18a14 100644
--- a/src/m2d/converters/event-to-message.js
+++ b/src/m2d/converters/event-to-message.js
@@ -29,6 +29,8 @@ const pollComponents = sync.require("./poll-components")
 const setupEmojis = sync.require("../actions/setup-emojis")
 /** @type {import("../../d2m/converters/user-to-mxid")} */
 const userToMxid = sync.require("../../d2m/converters/user-to-mxid")
+/** @type {import("../../web/routes/letter-avatar")} */
+const letterAvatar = sync.require("../../web/routes/letter-avatar")
 
 /** @type {[RegExp, string][]} */
 const markdownEscapes = [
@@ -471,7 +473,8 @@ async function checkWrittenMentions(content, senderMxid, roomID, guild, di) {
 					// @ts-ignore - typescript doesn't know about indices yet
 					content: content.slice(0, writtenMentionMatch.indices[1][0]-1) + `@everyone` + content.slice(writtenMentionMatch.indices[1][1]),
 					ensureJoined: [],
-					allowedMentionsParse: ["everyone"]
+					allowedMentionsParse: ["everyone"],
+					allowedMentionsUsers: []
 				}
 			}
 		} else if (writtenMentionMatch[1].length < 40) { // the API supports up to 100 characters, but really if you're searching more than 40, something messed up
@@ -482,7 +485,8 @@ async function checkWrittenMentions(content, senderMxid, roomID, guild, di) {
 					// @ts-ignore - typescript doesn't know about indices yet
 					content: content.slice(0, writtenMentionMatch.indices[1][0]-1) + `<@${results[0].user.id}>` + content.slice(writtenMentionMatch.indices[1][1]),
 					ensureJoined: [results[0].user],
-					allowedMentionsParse: []
+					allowedMentionsParse: [],
+					allowedMentionsUsers: [results[0].user.id]
 				}
 			}
 		}
@@ -544,16 +548,34 @@ async function eventToMessage(event, guild, channel, di) {
 	let displayName = event.sender
 	let avatarURL = undefined
 	const allowedMentionsParse = ["users", "roles"]
+	const allowedMentionsUsers = []
 	/** @type {string[]} */
 	let messageIDsToEdit = []
 	let replyLine = ""
+
 	// Extract a basic display name from the sender
 	const match = event.sender.match(/^@(.*?):/)
 	if (match) displayName = match[1]
+
 	// Try to extract an accurate display name and avatar URL from the member event
 	const member = await getMemberFromCacheOrHomeserver(event.room_id, event.sender, di?.api)
 	if (member.displayname) displayName = member.displayname
 	if (member.avatar_url) avatarURL = mxUtils.getPublicUrlForMxc(member.avatar_url)
+
+	// MSC4144: Override display name and avatar from per-message profile if present
+	const perMessageProfile = event.content["com.beeper.per_message_profile"]
+	if (perMessageProfile?.displayname) displayName = perMessageProfile.displayname
+	if (perMessageProfile && "avatar_url" in perMessageProfile) {
+		if (perMessageProfile.avatar_url) {
+			// use provided avatar_url
+			avatarURL = mxUtils.getPublicUrlForMxc(perMessageProfile.avatar_url)
+		} else if (perMessageProfile.avatar_url === "") {
+			// empty string avatar_url clears the avatar
+			avatarURL = undefined
+		}
+		// else, omitted/null falls back to member avatar
+	}
+
 	// If the display name is too long to be put into the webhook (80 characters is the maximum),
 	// put the excess characters into displayNameRunoff, later to be put at the top of the message
 	let [displayNameShortened, displayNameRunoff] = splitDisplayName(displayName)
@@ -562,6 +584,13 @@ async function eventToMessage(event, guild, channel, di) {
 		displayNameRunoff = ""
 	}
 
+	// Avatar post-processing. Use a thumbnail for media, or generate letter avatar if none present.
+	if (avatarURL) {
+		avatarURL = avatarURL + "?preset=avatar"
+	} else {
+		avatarURL = letterAvatar.getLetterAvatarURL(event.sender, displayNameShortened)
+	}
+
 	let content = event.content["body"] || "" // ultimate fallback
 	/** @type {{id: string, filename: string}[]} */
 	const attachments = []
@@ -763,7 +792,7 @@ async function eventToMessage(event, guild, channel, di) {
 				// Generate a reply preview for a standard message
 				repliedToContent = repliedToContent.replace(/.*<\/mx-reply>/s, "") // Remove everything before replies, so just use the actual message body
 				repliedToContent = repliedToContent.replace(/^\s*<blockquote>.*?<\/blockquote>(.....)/s, "$1") // If the message starts with a blockquote, don't count it and use the message body afterwards
-				repliedToContent = repliedToContent.replace(/(?:\n|<br>)+/g, " ") // Should all be on one line
+				repliedToContent = repliedToContent.replace(/(?:\n|<br ?\/?>)+/g, " ") // Should all be on one line
 				repliedToContent = repliedToContent.replace(/<span [^>]*data-mx-spoiler\b[^>]*>.*?<\/span>/g, "[spoiler]") // Good enough method of removing spoiler content. (I don't want to break out the HTML parser unless I have to.)
 				repliedToContent = repliedToContent.replace(/<img([^>]*)>/g, (_, att) => { // Convert Matrix emoji images into Discord emoji markdown
 					const mxcUrlMatch = att.match(/\bsrc="(mxc:\/\/[^"]+)"/)
@@ -801,7 +830,7 @@ async function eventToMessage(event, guild, channel, di) {
 				}
 
 				// Handling mentions of Discord users
-				input = input.replace(/("https:\/\/matrix.to\/#\/((?:@|%40)[^"]+)")>/g, (whole, attributeValue, mxid) => {
+				input = input.replace(/("https:\/\/matrix.to\/#\/((?:@|%40)[^"]+)")/g, (whole, attributeValue, mxid) => {
 					mxid = decodeURIComponent(mxid)
 					if (mxUtils.eventSenderIsFromDiscord(mxid)) {
 						// Handle mention of an OOYE sim user by their mxid
@@ -856,8 +885,9 @@ async function eventToMessage(event, guild, channel, di) {
 				const doc = domino.createDocument(
 					// DOM parsers arrange elements in the <head> and <body>. Wrapping in a custom element ensures elements are reliably arranged in a single element.
 					'<x-turndown id="turndown-root">' + input + '</x-turndown>'
-				);
-				const root = doc.getElementById("turndown-root");
+				)
+				const root = doc.getElementById("turndown-root")
+				assert(root)
 				async function forEachNode(event, node) {
 					for (; node; node = node.nextSibling) {
 						// Check written mentions
@@ -871,9 +901,12 @@ async function eventToMessage(event, guild, channel, di) {
 						}
 						// Check for incompatible backticks in code blocks
 						let preNode
-						if (node.nodeType === 3 && node.nodeValue.includes("```") && (preNode = nodeIsChildOf(node, ["PRE"]))) {
+						let isBackticksTextInPre = node.nodeType === 3 && node.nodeValue.includes("```") && (preNode = nodeIsChildOf(node, ["PRE"]))
+						let isLongPre = node.tagName === "PRE" && node.textContent.length > 1800 && (preNode = node)
+						if (isBackticksTextInPre || isLongPre) {
 							if (preNode.firstChild?.nodeName === "CODE") {
-								const ext = preNode.firstChild.className.match(/language-(\S+)/)?.[1] || "txt"
+								let ext = preNode.firstChild.className.match(/language-(\S+)/)?.[1]
+								if (!dUtils.supportedPlaintextPreviewExtensions.has(ext)) ext = "txt"
 								const filename = `inline_code.${ext}`
 								// Build the replacement <code> node
 								const replacementCode = doc.createElement("code")
@@ -898,7 +931,7 @@ async function eventToMessage(event, guild, channel, di) {
 							let shouldSuppress = inBody !== -1 && event.content.body[inBody-1] === "<"
 							if (!shouldSuppress && guild?.roles) {
 								// Suppress if regular users don't have permission
-								const permissions = dUtils.getPermissions(guild.id, [], guild.roles)
+								const permissions = dUtils.getDefaultPermissions(guild, channel?.permission_overwrites)
 								const canEmbedLinks = dUtils.hasPermission(permissions, DiscordTypes.PermissionFlagsBits.EmbedLinks)
 								shouldSuppress = !canEmbedLinks
 							}
@@ -910,6 +943,7 @@ async function eventToMessage(event, guild, channel, di) {
 					}
 				}
 				await forEachNode(event, root)
+				if (perMessageProfile?.has_fallback) root.querySelectorAll("[data-mx-profile-fallback]").forEach(x => x.remove())
 
 				// SPRITE SHEET EMOJIS FEATURE: Emojis at the end of the message that we don't know about will be reuploaded as a sprite sheet.
 				// First we need to determine which emojis are at the end.
@@ -941,6 +975,10 @@ async function eventToMessage(event, guild, channel, di) {
 			} else {
 				// Looks like we're using the plaintext body!
 				content = event.content.body
+				if (perMessageProfile?.has_fallback && perMessageProfile.displayname && content.startsWith(perMessageProfile.displayname + ": ")) {
+					// Strip the display name prefix fallback added for clients that don't support per-message profiles
+					content = content.slice(perMessageProfile.displayname.length + 2)
+				}
 
 				if (event.content.msgtype === "m.emote") {
 					content = `* ${displayName} ${content}`
@@ -961,7 +999,7 @@ async function eventToMessage(event, guild, channel, di) {
 
 					// Suppress if regular users don't have permission
 					if (!shouldSuppress && guild?.roles) {
-						const permissions = dUtils.getPermissions(guild.id, [], guild.roles, undefined, channel.permission_overwrites)
+						const permissions = dUtils.getDefaultPermissions(guild, channel.permission_overwrites)
 						const canEmbedLinks = dUtils.hasPermission(permissions, DiscordTypes.PermissionFlagsBits.EmbedLinks)
 						shouldSuppress = !canEmbedLinks
 					}
@@ -986,16 +1024,34 @@ async function eventToMessage(event, guild, channel, di) {
 		}
 	}
 
+	// Complete content
 	content = displayNameRunoff + replyLine + content
-
 	// Split into 2000 character chunks
 	const chunks = chunk(content, 2000)
+
+	// If m.mentions is specified and valid, overwrite allowedMentionsParse with a converted m.mentions
+	let allowed_mentions = {parse: allowedMentionsParse}
+	if (event.content["m.mentions"]) {
+		// Combine requested mentions with detected written mentions to get the full list
+		if (Array.isArray(event.content["m.mentions"].user_ids)) {
+			for (const mxid of event.content["m.mentions"].user_ids) {
+				const user_id = select("sim", "user_id", {mxid}).pluck().get()
+				if (!user_id) continue
+				allowedMentionsUsers.push(
+					select("sim_proxy", "proxy_owner_id", {user_id}).pluck().get() || user_id
+				)
+			}
+		}
+		// Specific mentions were requested, so do not parse users
+		allowed_mentions.parse = allowed_mentions.parse.filter(x => x !== "users")
+		allowed_mentions.users = allowedMentionsUsers
+	}
+
+	// Assemble chunks into Discord messages content
 	/** @type {(DiscordTypes.RESTPostAPIWebhookWithTokenJSONBody & {files?: {name: string, file: Buffer | stream.Readable}[]})[]} */
 	const messages = chunks.map(content => ({
 		content,
-		allowed_mentions: {
-			parse: allowedMentionsParse
-		},
+		allowed_mentions,
 		username: displayNameShortened,
 		avatar_url: avatarURL
 	}))
diff --git a/src/m2d/converters/event-to-message.test.js b/src/m2d/converters/event-to-message.test.js
index 629f2b8..650e442 100644
--- a/src/m2d/converters/event-to-message.test.js
+++ b/src/m2d/converters/event-to-message.test.js
@@ -61,7 +61,7 @@ test("event2message: body is used when there is no formatted_body", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "testing plaintext",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -99,7 +99,7 @@ test("event2message: any markdown in body is escaped, except strikethrough", asy
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "testing \\*\\*special\\*\\* ~~things~~ which \\_should\\_ \\*not\\* \\`trigger\\` @any <effects>, except strikethrough",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -134,7 +134,7 @@ test("event2message: links in formatted body are not broken", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "<@111604486476181504> I wonder what the midjourney text description of this photo is https://upload.wikimedia.org/wikipedia/commons/f/f3/After_gay_pride%2C_rainbow_flags_flying_along_Beach_Street_%2814853144744%29.jpg",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -167,7 +167,7 @@ test("event2message: links in plaintext body are not broken", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "I wonder what the midjourney text description of this photo is https://upload.wikimedia.org/wikipedia/commons/f/f3/After_gay_pride%2C_rainbow_flags_flying_along_Beach_Street_%2814853144744%29.jpg",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -195,7 +195,7 @@ test("event2message: links in plaintext body are not broken when preceded by a n
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "java redstoners will be like \"I hate bedrock edition redstone!!\" meanwhile java edition:\nhttps://youtu.be/g_ORb7bN3CM",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -225,7 +225,7 @@ test("event2message: links in formatted body where the text & href are the same,
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "https://privatebin.net/?9111cb16f28da21b#62CKkEr6WvXZ1gQv2M6agazsA7tGYX8ZP8drETYujYZr",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -264,9 +264,10 @@ test("event2message: markdown in link text does not attempt to be escaped becaus
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "hey [@mario sports mix [she/her]](<https://matrix.to/#/%40cadence%3Acadence.moe>), is it possible to listen on a unix socket?",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
-					parse: ["users", "roles"]
+					parse: ["roles"],
+					users: []
 				}
 			}]
 		}
@@ -292,7 +293,7 @@ test("event2message: markdown in link url does not attempt to be escaped (plaint
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "the wikimedia commons freaks are gonna love this one https://commons.wikimedia.org/wiki/File:Car_covered_in_traffic_cones.jpg",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -327,7 +328,7 @@ test("event2message: markdown in link url does not attempt to be escaped (plaint
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "the wikimedia commons freaks are gonna love this one <https://commons.wikimedia.org/wiki/File:Car_covered_in_traffic_cones.jpg>",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -365,7 +366,7 @@ test("event2message: embeds are suppressed if the guild does not have embed link
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "posting one of my favourite songs recently (starts at timestamp) <https://youtu.be/RhV2X7WQMPA?t=364>",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -401,7 +402,7 @@ test("event2message: embeds are suppressed if the guild does not have embed link
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "posting one of my favourite songs recently (starts at timestamp) <https://youtu.be/RhV2X7WQMPA?t=364>",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -444,7 +445,7 @@ test("event2message: embeds are suppressed if the channel does not have embed li
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "posting one of my favourite songs recently (starts at timestamp) <https://youtu.be/RhV2X7WQMPA?t=364>",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -475,7 +476,7 @@ test("event2message: links retain angle brackets (formatted body)", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "posting one of my favourite songs recently (starts at timestamp) <https://youtu.be/RhV2X7WQMPA?t=364>",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -504,7 +505,7 @@ test("event2message: links retain angle brackets (plaintext body)", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "posting one of my favourite songs recently (starts at timestamp) <https://youtu.be/RhV2X7WQMPA?t=364>",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -545,9 +546,10 @@ test("event2message: links don't have angle brackets added by accident", async t
 			messagesToSend: [{
 				username: "Erquint",
 				content: "Wanted to automate WG→AWG config enrichment and ended up basically coding a batch INI processor.\nhttps://github.com/Erquint/wgcbp",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=E&hue=180",
 				allowed_mentions: {
-					parse: ["users", "roles"]
+					parse: ["roles"],
+					users: []
 				}
 			}]
 		}
@@ -579,7 +581,7 @@ test("event2message: basic html is converted to markdown", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "this **is** a _**test** __of___ ~~_formatting_~~",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -613,7 +615,7 @@ test("event2message: spoilers work", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "this **is** a ||_test_|| of ||spoilers||",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -647,7 +649,7 @@ test("event2message: spoiler reasons work", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "\\(cw crossword spoilers you'll never believe. don't tell anybody\\) ||zoe kills a 5 letter noun at the end||",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -687,7 +689,7 @@ test("event2message: media spoilers work", async t => {
 			messagesToSend: [{
 				username: "underscore_x",
 				content: "",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=U&hue=270",
 				attachments: [{id: "0", filename: "SPOILER_pitstop.png"}],
 				pendingFiles: [{
 					mxc: "mxc://agiadn.org/JY5NvEFojTvYDp5znjGIkkQ7Ez7GwsdT",
@@ -733,7 +735,7 @@ test("event2message: media spoilers with reason work", async t => {
 					parse: ["users", "roles"]
 				},
 				content: "(Spoiler: golden witch solutions)",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=U&hue=270",
 				attachments: [{id: "0", filename: "SPOILER_pitstop.png"}],
 				pendingFiles: [{
 					mxc: "mxc://agiadn.org/JY5NvEFojTvYDp5znjGIkkQ7Ez7GwsdT",
@@ -779,7 +781,7 @@ test("event2message: spoiler files too large for Discord are linked and retain r
 					parse: ["users", "roles"]
 				},
 				content: "(Spoiler: golden witch secrets)\n🖼️ _Uploaded **SPOILER** file: ||[pitstop.png](https://bridge.example.org/download/matrix/agiadn.org/JY5NvEFojTvYDp5znjGIkkQ7Ez7GwsdT )|| (40 MB)_",
-				avatar_url: undefined
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=U&hue=270"
 			}]
 		}
 	)
@@ -810,7 +812,7 @@ test("event2message: markdown syntax is escaped", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "this \\*\\*is\\*\\* an **_extreme_** \\\\\\*test\\\\\\* of",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -844,7 +846,7 @@ test("event2message: html lines are bridged correctly", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "paragraph one\nline _two_\nline three\n\nparagraph two\nline _two_\nline three\n\nparagraph three\n\nparagraph four\nline two\nline three\nline four\n\nparagraph five",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -878,7 +880,7 @@ test("event2message: html lines are bridged correctly", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "line one: test       test\nline two: **test**       **test**\nline three: **test       test**\nline four: test       test\n       line five",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -913,7 +915,7 @@ test("event2message: whitespace is collapsed", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "line one: test test\nline two: **test** **test**\nline three: **test test**\nline four: test test\nline five",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -949,7 +951,7 @@ test("event2message: lists are bridged correctly", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "* line one\n* line two\n* line three\n  * nested one\n  * nested two\n* line four",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -981,14 +983,14 @@ test("event2message: long messages are split", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: (("a".repeat(130) + " ").repeat(15)).slice(0, -1),
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
 			}, {
 				username: "cadence [they]",
 				content: (("a".repeat(130) + " ").repeat(4)).slice(0, -1),
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -1022,7 +1024,7 @@ test("event2message: code blocks work", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "preceding\n\n```\ncode block\n```\n\nfollowing `code` is inline",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -1052,7 +1054,7 @@ test("event2message: code block contents are formatted correctly and not escaped
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "```\ninput = input.replace(/(<\\/?([^ >]+)[^>]*>)?\\n(<\\/?([^ >]+)[^>]*>)?/g,\n_input_ = input = input.replace(/(<\\/?([^ >]+)[^>]*>)?\\n(<\\/?([^ >]+)[^>]*>)?/g,\n```\n\n`input = input.replace(/(<\\/?([^ >]+)[^>]*>)?\\n(<\\/?([^ >]+)[^>]*>)?/g,`",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -1082,7 +1084,7 @@ test("event2message: code blocks use double backtick as delimiter when necessary
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "``backtick in ` the middle``, `` backtick at the edge` ``",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -1112,7 +1114,7 @@ test("event2message: inline code is converted to code block if it contains both
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "``` ` one two `` ```",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -1144,7 +1146,39 @@ test("event2message: code blocks are uploaded as attachments instead if they con
 				content: "So if you run code like this `[inline_code.java]` it should print a markdown formatted code block",
 				attachments: [{id: "0", filename: "inline_code.java"}],
 				pendingFiles: [{name: "inline_code.java", buffer: Buffer.from('System.out.println("```");')}],
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
+				allowed_mentions: {
+					parse: ["users", "roles"]
+				}
+			}]
+		}
+	)
+})
+
+test("event2message: code blocks are uploaded as attachments instead if they contain incompatible backticks (use txt extension if discord does not recognise the language)", async t => {
+	t.deepEqual(
+		await eventToMessage({
+			type: "m.room.message",
+			sender: "@cadence:cadence.moe",
+			content: {
+				msgtype: "m.text",
+				body: "wrong body",
+				format: "org.matrix.custom.html",
+				formatted_body: 'So if you run code like this<pre><code class="language-if">System.out.println("```");</code></pre>it should print a markdown formatted code block'
+			},
+			event_id: "$pGkWQuGVmrPNByrFELxhzI6MCBgJecr5I2J3z88Gc2s",
+			room_id: "!kLRqKKUQXcibIMtOpl:cadence.moe"
+		}),
+		{
+			ensureJoined: [],
+			messagesToDelete: [],
+			messagesToEdit: [],
+			messagesToSend: [{
+				username: "cadence [they]",
+				content: "So if you run code like this `[inline_code.txt]` it should print a markdown formatted code block",
+				attachments: [{id: "0", filename: "inline_code.txt"}],
+				pendingFiles: [{name: "inline_code.txt", buffer: Buffer.from('System.out.println("```");')}],
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -1176,7 +1210,39 @@ test("event2message: code blocks are uploaded as attachments instead if they con
 				content: "So if you run code like this `[inline_code.txt]` it should print a markdown formatted code block",
 				attachments: [{id: "0", filename: "inline_code.txt"}],
 				pendingFiles: [{name: "inline_code.txt", buffer: Buffer.from('System.out.println("```");')}],
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
+				allowed_mentions: {
+					parse: ["users", "roles"]
+				}
+			}]
+		}
+	)
+})
+
+test("event2message: code blocks are uploaded as attachments instead if they are really long", async t => {
+	t.deepEqual(
+		await eventToMessage({
+			type: "m.room.message",
+			sender: "@cadence:cadence.moe",
+			content: {
+				msgtype: "m.text",
+				body: "wrong body",
+				format: "org.matrix.custom.html",
+				formatted_body: `So if you run code like this<pre><code class="language-js">${"A".repeat(2000)}</code></pre>it should print a markdown formatted code block`
+			},
+			event_id: "$pGkWQuGVmrPNByrFELxhzI6MCBgJecr5I2J3z88Gc2s",
+			room_id: "!kLRqKKUQXcibIMtOpl:cadence.moe"
+		}),
+		{
+			ensureJoined: [],
+			messagesToDelete: [],
+			messagesToEdit: [],
+			messagesToSend: [{
+				username: "cadence [they]",
+				content: "So if you run code like this `[inline_code.js]` it should print a markdown formatted code block",
+				attachments: [{id: "0", filename: "inline_code.js"}],
+				pendingFiles: [{name: "inline_code.js", buffer: Buffer.from("A".repeat(2000))}],
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -1219,7 +1285,7 @@ test("event2message: characters are encoded properly in code blocks", async t =>
 					+ '\n        .map(|c| c.get(1).unwrap().as_str())'
 					+ '\n        .collect::<String>();'
 				)}],
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -1253,7 +1319,7 @@ test("event2message: quotes have an appropriate amount of whitespace", async t =
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "> Chancellor of Germany Angela Merkel, on March 17, 2017: they did not shake hands\n🤨",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -1294,9 +1360,10 @@ test("event2message: lists have appropriate line breaks", async t => {
 			messagesToSend: [{
 				username: "Milan",
 				content: `i am not certain what you mean by "already exists with as discord". my goals are\n\n* bridgeing specific channels with existing matrix rooms\n  * optionally maybe entire "servers"\n* offering the bridge as a public service`,
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=M&hue=210",
 				allowed_mentions: {
-					parse: ["users", "roles"]
+					parse: ["roles"],
+					users: []
 				}
 			}]
 		}
@@ -1335,9 +1402,10 @@ test("event2message: ordered list start attribute works", async t => {
 			messagesToSend: [{
 				username: "Milan",
 				content: `i am not certain what you mean by "already exists with as discord". my goals are\n\n1. bridgeing specific channels with existing matrix rooms\n  2. optionally maybe entire "servers"\n2. offering the bridge as a public service`,
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=M&hue=210",
 				allowed_mentions: {
-					parse: ["users", "roles"]
+					parse: ["roles"],
+					users: []
 				}
 			}]
 		}
@@ -1367,7 +1435,7 @@ test("event2message: m.emote plaintext works", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "\\* cadence \\[they\\] tests an m.emote message",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -1401,7 +1469,7 @@ test("event2message: m.emote markdown syntax is escaped", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "\\* cadence \\[they\\] shows you \\*\\*her\\*\\* **_extreme_** \\\\\\*test\\\\\\* of",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -1454,7 +1522,7 @@ test("event2message: rich reply to a sim user", async t => {
 				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>https://discord.com/channels/112760669178241024/687028734322147344/1144865310588014633 <@111604486476181504>:"
 					+ " Slow news day."
 					+ "\nTesting this reply, ignore",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -1463,6 +1531,118 @@ test("event2message: rich reply to a sim user", async t => {
 	)
 })
 
+test("event2message: rich reply to a sim user, explicitly enabling mentions in client", async t => {
+	t.deepEqual(
+		await eventToMessage({
+			"type": "m.room.message",
+			"sender": "@cadence:cadence.moe",
+			"content": {
+				"msgtype": "m.text",
+				"body": "> <@_ooye_kyuugryphon:cadence.moe> Slow news day.\n\nTesting this reply, ignore",
+				"format": "org.matrix.custom.html",
+				"formatted_body": "<mx-reply><blockquote><a href=\"https://matrix.to/#/!fGgIymcYWOqjbSRUdV:cadence.moe/$Fxy8SMoJuTduwReVkHZ1uHif9EuvNx36Hg79cltiA04?via=cadence.moe&via=feather.onl\">In reply to</a> <a href=\"https://matrix.to/#/@_ooye_kyuugryphon:cadence.moe\">@_ooye_kyuugryphon:cadence.moe</a><br>Slow news day.</blockquote></mx-reply>Testing this reply, ignore",
+				"m.relates_to": {
+					"m.in_reply_to": {
+						"event_id": "$Fxy8SMoJuTduwReVkHZ1uHif9EuvNx36Hg79cltiA04"
+					}
+				},
+				"m.mentions": {
+					user_ids: ["@_ooye_kyuugryphon:cadence.moe"]
+				}
+			},
+			"origin_server_ts": 1693029683016,
+			"unsigned": {
+				"age": 91,
+				"transaction_id": "m1693029682894.510"
+			},
+			"event_id": "$v_Gtr-bzv9IVlSLBO5DstzwmiDd-GSFaNfHX66IupV8",
+			"room_id": "!fGgIymcYWOqjbSRUdV:cadence.moe"
+		}, data.guild.general, data.channel.general, {
+			api: {
+				getEvent: mockGetEvent(t, "!fGgIymcYWOqjbSRUdV:cadence.moe", "$Fxy8SMoJuTduwReVkHZ1uHif9EuvNx36Hg79cltiA04", {
+					type: "m.room.message",
+					content: {
+						msgtype: "m.text",
+						body: "Slow news day."
+					},
+					sender: "@_ooye_kyuugryphon:cadence.moe"
+				})
+			}
+		}),
+		{
+			ensureJoined: [],
+			messagesToDelete: [],
+			messagesToEdit: [],
+			messagesToSend: [{
+				username: "cadence [they]",
+				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>https://discord.com/channels/112760669178241024/687028734322147344/1144865310588014633 <@111604486476181504>:"
+					+ " Slow news day."
+					+ "\nTesting this reply, ignore",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
+				allowed_mentions: {
+					parse: ["roles"],
+					users: ["111604486476181504"]
+				}
+			}]
+		}
+	)
+})
+
+test("event2message: rich reply to a sim user, explicitly disabling mentions in client", async t => {
+	t.deepEqual(
+		await eventToMessage({
+			"type": "m.room.message",
+			"sender": "@cadence:cadence.moe",
+			"content": {
+				"msgtype": "m.text",
+				"body": "> <@_ooye_kyuugryphon:cadence.moe> Slow news day.\n\nTesting this reply, ignore",
+				"format": "org.matrix.custom.html",
+				"formatted_body": "<mx-reply><blockquote><a href=\"https://matrix.to/#/!fGgIymcYWOqjbSRUdV:cadence.moe/$Fxy8SMoJuTduwReVkHZ1uHif9EuvNx36Hg79cltiA04?via=cadence.moe&via=feather.onl\">In reply to</a> <a href=\"https://matrix.to/#/@_ooye_kyuugryphon:cadence.moe\">@_ooye_kyuugryphon:cadence.moe</a><br>Slow news day.</blockquote></mx-reply>Testing this reply, ignore",
+				"m.relates_to": {
+					"m.in_reply_to": {
+						"event_id": "$Fxy8SMoJuTduwReVkHZ1uHif9EuvNx36Hg79cltiA04"
+					}
+				},
+				"m.mentions": {}
+			},
+			"origin_server_ts": 1693029683016,
+			"unsigned": {
+				"age": 91,
+				"transaction_id": "m1693029682894.510"
+			},
+			"event_id": "$v_Gtr-bzv9IVlSLBO5DstzwmiDd-GSFaNfHX66IupV8",
+			"room_id": "!fGgIymcYWOqjbSRUdV:cadence.moe"
+		}, data.guild.general, data.channel.general, {
+			api: {
+				getEvent: mockGetEvent(t, "!fGgIymcYWOqjbSRUdV:cadence.moe", "$Fxy8SMoJuTduwReVkHZ1uHif9EuvNx36Hg79cltiA04", {
+					type: "m.room.message",
+					content: {
+						msgtype: "m.text",
+						body: "Slow news day."
+					},
+					sender: "@_ooye_kyuugryphon:cadence.moe"
+				})
+			}
+		}),
+		{
+			ensureJoined: [],
+			messagesToDelete: [],
+			messagesToEdit: [],
+			messagesToSend: [{
+				username: "cadence [they]",
+				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>https://discord.com/channels/112760669178241024/687028734322147344/1144865310588014633 <@111604486476181504>:"
+					+ " Slow news day."
+					+ "\nTesting this reply, ignore",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
+				allowed_mentions: {
+					parse: ["roles"],
+					users: []
+				}
+			}]
+		}
+	)
+})
+
 test("event2message: rich reply to a rich reply to a multi-line message should correctly strip reply fallback", async t => {
 	t.deepEqual(
 		await eventToMessage({
@@ -1526,7 +1706,7 @@ test("event2message: rich reply to a rich reply to a multi-line message should c
 				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>**Ⓜcadence [they]**:"
 					+ " I just checked in a fix that will probably work..."
 					+ "\nwill try later (tomorrow if I don't forgor)",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -1606,7 +1786,7 @@ test("event2message: rich reply to an already-edited message will quote the new
 				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647><@111604486476181504>:"
 					+ " this is the new content. heya!"
 					+ "\nhiiiii....",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -1659,7 +1839,7 @@ test("event2message: rich reply to a missing event will quote from formatted_bod
 				username: "cadence [they]",
 				content: "-# > But who sees the seashells she sells sitting..."
 					+ "\nWhat a tongue-bender...",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -1708,7 +1888,7 @@ test("event2message: rich reply to a missing event without formatted_body will u
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "Testing this reply, ignore",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -1759,7 +1939,7 @@ test("event2message: rich reply to a missing event and no reply fallback will no
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "Testing this reply, ignore.",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -1811,7 +1991,7 @@ test("event2message: should avoid using blockquote contents as reply preview in
 				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>https://discord.com/channels/112760669178241024/687028734322147344/1144865310588014633 <@111604486476181504>:"
 					+ " that can't be true! there's no way :o"
 					+ "\nI agree!",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -1827,9 +2007,9 @@ test("event2message: should suppress embeds for links in reply preview", async t
 			sender: "@rnl:cadence.moe",
 			content: {
 				msgtype: "m.text",
-				body: `> <@cadence:cadence.moe> https://www.youtube.com/watch?v=uX32idb1jMw\n\nEveryone in the comments is like "you're so ahead of the curve" and "crazy that this came out before the scandal" but I thought Mr Beast sucking was a common sentiment`,
+				body: `> <@cadence:cadence.moe> https://www.youtube.com/watch?v=uX32idb1jMw\n\nEveryone in the comments is like "you're so ahead of the curve" and "can't believe this came out before the scandal" but I thought Mr Beast sucking was a common sentiment`,
 				format: "org.matrix.custom.html",
-				formatted_body: `<mx-reply><blockquote><a href="https://matrix.to/#/!fGgIymcYWOqjbSRUdV:cadence.moe/$qmyjr-ISJtnOM5WTWLI0fT7uSlqRLgpyin2d2NCglCU?via=cadence.moe">In reply to</a> <a href="https://matrix.to/#/@cadence:cadence.moe">@cadence:cadence.moe</a><br>https://www.youtube.com/watch?v=uX32idb1jMw</blockquote></mx-reply>Everyone in the comments is like "you're so ahead of the curve" and "crazy that this came out before the scandal" but I thought Mr Beast sucking was a common sentiment`,
+				formatted_body: `<mx-reply><blockquote><a href="https://matrix.to/#/!fGgIymcYWOqjbSRUdV:cadence.moe/$qmyjr-ISJtnOM5WTWLI0fT7uSlqRLgpyin2d2NCglCU?via=cadence.moe">In reply to</a> <a href="https://matrix.to/#/@cadence:cadence.moe">@cadence:cadence.moe</a><br>https://www.youtube.com/watch?v=uX32idb1jMw</blockquote></mx-reply>Everyone in the comments is like "you're so ahead of the curve" and "can't believe this came out before the scandal" but I thought Mr Beast sucking was a common sentiment`,
 				"m.relates_to": {
 					"m.in_reply_to": {
 						event_id: "$qmyjr-ISJtnOM5WTWLI0fT7uSlqRLgpyin2d2NCglCU"
@@ -1859,8 +2039,8 @@ test("event2message: should suppress embeds for links in reply preview", async t
 				username: "RNL",
 				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>https://discord.com/channels/112760669178241024/687028734322147344/1273204543739396116 **Ⓜcadence [they]**:"
 					+ " <https://www.youtube.com/watch?v=uX32idb1jMw>"
-					+ `\nEveryone in the comments is like "you're so ahead of the curve" and "crazy that this came out before the scandal" but I thought Mr Beast sucking was a common sentiment`,
-				avatar_url: undefined,
+					+ `\nEveryone in the comments is like "you're so ahead of the curve" and "can't believe this came out before the scandal" but I thought Mr Beast sucking was a common sentiment`,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=R&hue=240",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -1949,7 +2129,7 @@ test("event2message: should include a reply preview when message ends with a blo
 				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>**Ⓜ_ooye_cookie**:"
 					+ " <https://tootsuite.net/Warp-Gate2.gif> tanget: @..."
 					+ "\naichmophobia",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -2033,7 +2213,7 @@ test("event2message: should include a reply preview when replying to a descripti
 				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>https://discord.com/channels/112760669178241024/497161350934560778/1162625810109317170 <@1109360903096369153>:"
 					+ " It looks like this queue has ended."
 					+ `\nso you're saying on matrix side I would have to edit ^this^ to add "Timed out" before the blockquote?`,
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -2086,7 +2266,7 @@ test("event2message: entities are not escaped in main message or reply preview",
 				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>**Ⓜcadence [they]**:"
 					+ " Testing? \"':.`[]&things"
 					+ "\n_Testing?_ \"':.\\`\\[\\]&things",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -2136,7 +2316,7 @@ test("event2message: reply preview converts emoji formatting when replying to a
 				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>**Ⓜcadence [they]**:"
 					+ " <:hippo:230201364309868544>"
 					+ "\nreply",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -2186,7 +2366,7 @@ test("event2message: reply preview can guess custom emoji based on the name if i
 				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>**Ⓜcadence [they]**:"
 					+ " <:hippo:230201364309868544>"
 					+ "\nreply",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -2236,7 +2416,7 @@ test("event2message: reply preview uses emoji title text when replying to an unk
 				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>**Ⓜcadence [they]**:"
 					+ " :svkftngur_gkdne:"
 					+ "\nreply",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -2286,7 +2466,7 @@ test("event2message: reply preview ignores garbage image", async t => {
 				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>**Ⓜcadence [they]**:"
 					+ " I am having  a nice day"
 					+ "\nreply",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -2335,7 +2515,7 @@ test("event2message: reply to empty message doesn't show an extra line or anythi
 				username: "cadence [they]",
 				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>**Ⓜcadence [they]**"
 					+ "\nreply",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -2418,7 +2598,7 @@ test("event2message: editing a rich reply to a sim user", async t => {
 					content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>https://discord.com/channels/112760669178241024/687028734322147344/1144865310588014633 <@111604486476181504>:"
 						+ " Slow news day."
 						+ "\nEditing this reply, which is also a test",
-					avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+					avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 					allowed_mentions: {
 						parse: ["users", "roles"]
 					}
@@ -2474,7 +2654,7 @@ test("event2message: editing a plaintext body message", async t => {
 				message: {
 					username: "cadence [they]",
 					content: "well, I guess it's no longer brand new... it's existed for mere seconds...",
-					avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+					avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 					allowed_mentions: {
 						parse: ["users", "roles"]
 					}
@@ -2529,7 +2709,7 @@ test("event2message: editing a plaintext message to be longer", async t => {
 				message: {
 					content: "aaaaaaaaa ".repeat(198) + "well, I guess it's",
 					username: "cadence [they]",
-					avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+					avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 					allowed_mentions: {
 						parse: ["users", "roles"]
 					}
@@ -2538,7 +2718,7 @@ test("event2message: editing a plaintext message to be longer", async t => {
 			messagesToSend: [{
 				content: "no longer brand new... it's existed for mere seconds..." + ("aaaaaaaaa ".repeat(20)).slice(0, -1),
 				username: "cadence [they]",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -2591,7 +2771,7 @@ test("event2message: editing a plaintext message to be shorter", async t => {
 				message: {
 					username: "cadence [they]",
 					content: "well, I guess it's no longer brand new... it's existed for mere seconds...",
-					avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+					avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 					allowed_mentions: {
 						parse: ["users", "roles"]
 					}
@@ -2652,7 +2832,7 @@ test("event2message: editing a formatted body message", async t => {
 				message: {
 					username: "cadence [they]",
 					content: "**well, I guess it's no longer brand new... it's existed for mere seconds...**",
-					avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+					avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 					allowed_mentions: {
 						parse: ["users", "roles"]
 					}
@@ -2709,7 +2889,7 @@ test("event2message: rich reply to a matrix user's long message with formatting"
 				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>https://discord.com/channels/112760669178241024/687028734322147344/1144865310588014633 **Ⓜcadence [they]**:"
 					+ " i should have a little happy test   list bold em..."
 					+ "\n**no you can't!!!**",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -2771,7 +2951,7 @@ test("event2message: rich reply to an image", async t => {
 				username: "cadence [they]",
 				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>https://discord.com/channels/112760669178241024/687028734322147344/1144865310588014633 <@111604486476181504> 🖼️"
 					+ "\nCaught in 8K UHD VR QLED Epic Edition",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -2827,7 +3007,7 @@ test("event2message: rich reply to a spoiler should ensure the spoiler is hidden
 				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>https://discord.com/channels/112760669178241024/687028734322147344/1144865310588014633 <@111604486476181504>:"
 					+ " [spoiler] cw crossword spoilers you'll never..."
 					+ "\nomg NO WAY!!",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				allowed_mentions: {
 						parse: ["users", "roles"]
 				}
@@ -2882,7 +3062,7 @@ test("event2message: with layered rich replies, the preview should only be the r
 				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>https://discord.com/channels/112760669178241024/687028734322147344/1144865310588014633 **Ⓜcadence [they]**:"
 					+ " two"
 					+ "\nthree",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -2939,7 +3119,7 @@ test("event2message: if event is a reply and starts with a quote, they should be
 					+ " i have a feeling that clients are meant to strip..."
 					+ "\n"
 					+ "\n> To strip the fallback on the `body`, the client should iterate over each line of the string, removing any lines that start with the fallback prefix (\"> “, including the space, without quotes) and stopping when a line is encountered without the prefix. This prefix is known as the “fallback prefix sequence”.",
-				avatar_url: "https://bridge.example.org/download/matrix/syndicated.gay/ZkBUPXCiXTjdJvONpLJmcbKP",
+				avatar_url: "https://bridge.example.org/download/matrix/syndicated.gay/ZkBUPXCiXTjdJvONpLJmcbKP?preset=avatar",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -2997,7 +3177,7 @@ test("event2message: rich reply to a deleted event", async t => {
 				username: "Ampflower 🌺",
 				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647>**ⓂAmpflower 🌺** (in reply to a deleted message)"
 					+ "\nHuh it did the same thing here too",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/PRfhXYBTOalvgQYtmCLeUXko",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/PRfhXYBTOalvgQYtmCLeUXko?preset=avatar",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3043,7 +3223,7 @@ test("event2message: rich reply to a state event with no body", async t => {
 			messagesToSend: [{
 				username: "Ampflower 🌺",
 				content: "-# > <:L1:1144820033948762203><:L2:1144820084079087647> (channel details edited)\nnice room topic",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/PRfhXYBTOalvgQYtmCLeUXko",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/PRfhXYBTOalvgQYtmCLeUXko?preset=avatar",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3131,7 +3311,7 @@ test("event2message: rich reply with an image", async t => {
 							id: "0",
 						},
 					],
-					avatar_url: undefined,
+					avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 					pendingFiles: [
 						{
 							mxc: "mxc://cadence.moe/yxMobQMbSqNHpajxgSHtaooG",
@@ -3168,7 +3348,7 @@ test("event2message: raw mentioning discord users in plaintext body works", asyn
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "<@114147806469554185> what do you think?",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3202,7 +3382,7 @@ test("event2message: raw mentioning discord users in formatted body works", asyn
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "<@114147806469554185> what do you think?",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3236,7 +3416,7 @@ test("event2message: mentioning discord users works", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "I'm just <@114147806469554185> testing mentions",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3245,6 +3425,50 @@ test("event2message: mentioning discord users works", async t => {
 	)
 })
 
+test("event2message: mentioning discord users with extra html attributes works", async t => {
+	t.deepEqual(
+		await eventToMessage({
+			type: "m.room.message",
+			sender: "@lavender.pet:queer.sh",
+			content: {
+				msgtype: "m.text",
+				body: "also @_ooye_ampflower:cadence.moe fun fact at some point there is plans for FTE to have a built in map editor",
+				"m.mentions": {
+					user_ids: [
+						"@_ooye_ampflower:cadence.moe"
+					]
+				},
+				format: "org.matrix.custom.html",
+				formatted_body: "<p>also <a href=\"https://matrix.to/#/@_ooye_ampflower:cadence.moe\" target=\"_blank\" rel=\"noreferrer noopener\">@Ampflower</a> fun fact at some point there is plans for FTE to have a built in map editor </p>"
+			},
+			room_id: "!qzDBLKlildpzrrOnFZ:cadence.moe",
+			origin_server_ts: 1778616745263,
+			unsigned: {
+				age: 100363692,
+				membership: "join"
+			},
+			event_id: "$AHCkieLEVCrCEA3INTCl0rh44V29fCASlZpBKw7DzQU",
+			user_id: "@lavender.pet:queer.sh",
+			age: 100363692
+		}),
+		{
+			ensureJoined: [],
+			messagesToDelete: [],
+			messagesToEdit: [],
+			messagesToSend: [{
+				username: "lavender.pet",
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=L&hue=30",
+				content: "also <@196188877885538304> fun fact at some point there is plans for FTE to have a built in map editor",
+				allowed_mentions: {
+					parse: ["roles"],
+					users: ["196188877885538304"]
+				}
+			}]
+		}
+	)
+})
+
+
 test("event2message: mentioning discord users works when URL encoded", async t => {
 	t.deepEqual(
 		await eventToMessage({
@@ -3270,7 +3494,7 @@ test("event2message: mentioning discord users works when URL encoded", async t =
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "<@771520384671416320> a sample message",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3304,7 +3528,7 @@ test("event2message: mentioning PK discord users works", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "I'm just **@Azalea &flwr; 🌺** (<@196188877885538304>) testing mentions",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3338,7 +3562,7 @@ test("event2message: mentioning matrix users works", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "I'm just [@▲](<https://matrix.to/#/@rnl:cadence.moe>) testing mentions",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3379,7 +3603,7 @@ test("event2message: matrix mentions are not double-escaped when embed links per
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "I'm just [@▲](<https://matrix.to/#/@rnl:cadence.moe>) testing mentions",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3413,7 +3637,7 @@ test("event2message: multiple mentions are both escaped", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "[@cadence:cadence.moe](<https://matrix.to/#/@cadence:cadence.moe>) can you kick my old account over there [@amyiscoolz:matrix.atiusamy.com](<https://matrix.to/#/@amyiscoolz:matrix.atiusamy.com>)",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3443,7 +3667,7 @@ test("event2message: mentioning matrix users works even when Element disambiguat
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "[@unascribed](<https://matrix.to/#/@unascribed:sleeping.town>) if you want to run some experimental software, `11864f80cf` branch of OOYE has _vastly_ improved handling of PluralKit users. feel free to try it out, if you find bugs I'd appreciate you letting me know (just tag me at the place in chat where something went wrong)",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3477,7 +3701,7 @@ test("event2message: mentioning bridged rooms works", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "I'm just <#1100319550446252084> testing channel mentions",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3509,7 +3733,7 @@ test("event2message: mentioning bridged rooms works (plaintext body)", async t =
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "I'm just <#1100319550446252084> testing channel mentions",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3552,7 +3776,7 @@ test("event2message: mentioning bridged rooms by alias works", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "I'm just <#1100319550446252084> testing channel mentions",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3594,7 +3818,7 @@ test("event2message: mentioning bridged rooms by alias works (plaintext body)",
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "I'm just <#1100319550446252084> testing channel mentions",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3635,7 +3859,7 @@ test("event2message: mentioning bridged rooms by alias skips the link when alias
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "I'm just <https://matrix.to/#/#worm-farm:cadence.moe?via=cadence.moe> and <#1100319550446252084> testing channel mentions",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3668,7 +3892,7 @@ test("event2message: mentioning known bridged events works (plaintext body)", as
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "it was uploaded earlier in https://discord.com/channels/497159726455455754/497161350934560778/1141619794500649020, take a look!",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3702,7 +3926,7 @@ test("event2message: mentioning known bridged events works (partially formatted
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "it was uploaded earlier in https://discord.com/channels/497159726455455754/497161350934560778/1141619794500649020",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3736,7 +3960,7 @@ test("event2message: mentioning known bridged events works (formatted body)", as
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "it was uploaded earlier in https://discord.com/channels/497159726455455754/497161350934560778/1141619794500649020",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3770,7 +3994,7 @@ test("event2message: mentioning known bridged events followed by line break and
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "https://discord.com/channels/497159726455455754/497161350934560778/1141619794500649020<@114147806469554185>",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3816,7 +4040,7 @@ test("event2message: mentioning unknown bridged events can approximate with time
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "it was uploaded years ago in https://discord.com/channels/497159726455455754/497161350934560778/753895613661184000",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3861,7 +4085,7 @@ test("event2message: mentioning events falls back to original link when server d
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "it was uploaded years ago in [amanda-spam](<https://matrix.to/#/!CzvdIdUQXgUjDVKxeU:cadence.moe/$zpzx6ABetMl8BrpsFbdZ7AefVU1Y_-t97bJRJM2JyW1?via=cadence.moe>)",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3905,7 +4129,7 @@ test("event2message: mentioning events falls back to original link when the chan
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "it was uploaded years ago in [ex-room-doesnt-exist-any-more](<https://matrix.to/#/!tnedrGVYKFNUdnegvf:tchncs.de/$zpzx6ABetMl8BrpsFbdZ7AefVU1Y_-t97bJRJM2JyW2?via=tchncs.de>)",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3935,7 +4159,7 @@ test("event2message: link to event in an unknown room (href link)", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "ah yeah, here's where the bug was reported: <https://matrix.to/#/!QtykxKocfZaZOUrTwp:matrix.org/$1542477546853947KGhZL:matrix.org>",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3965,7 +4189,7 @@ test("event2message: link to event in an unknown room (bare link)", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "PK API failure, tho idk how you'd handle that <https://matrix.to/#/!SeYQChwXBnZaQLoZfI:sleeping.town/$AAPZ56B2P7TfROYPTtuoJjgvXmaBM11NoNceM8GCJ7s>",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -3993,7 +4217,7 @@ test("event2message: link to event in an unknown room (plaintext)", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "ah yeah, here's where the bug was reported: <https://matrix.to/#/!QtykxKocfZaZOUrTwp:matrix.org/$1542477546853947KGhZL:matrix.org>",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -4027,7 +4251,7 @@ test("event2message: colon after mentions is stripped", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "<@114147806469554185> hey, I'm just [@▲](<https://matrix.to/#/@rnl:cadence.moe>) testing mentions",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -4072,7 +4296,7 @@ test("event2message: caches the member if the member is not known", async t => {
 			messagesToSend: [{
 				username: "should_be_newly_cached",
 				content: "testing the member state cache",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/this_is_the_avatar",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/this_is_the_avatar?preset=avatar",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -4080,7 +4304,7 @@ test("event2message: caches the member if the member is not known", async t => {
 		}
 	)
 
-	t.deepEqual(select("member_cache", ["avatar_url", "displayname", "mxid"], {room_id: "!qzDBLKlildpzrrOnFZ:cadence.moe"}).all(), [
+	t.deepEqual(select("member_cache", ["avatar_url", "displayname", "mxid"], {room_id: "!qzDBLKlildpzrrOnFZ:cadence.moe", mxid: "@should_be_newly_cached:cadence.moe"}).all(), [
 		{avatar_url: "mxc://cadence.moe/this_is_the_avatar", displayname: null, mxid: "@should_be_newly_cached:cadence.moe"}
 	])
 	t.equal(called, 1, "getStateEvent should be called once")
@@ -4122,7 +4346,7 @@ test("event2message: does not cache the member if the room is not known", async
 			messagesToSend: [{
 				username: "should_not_be_cached",
 				content: "testing the member state cache",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/this_is_the_avatar",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/this_is_the_avatar?preset=avatar",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -4168,7 +4392,7 @@ test("event2message: skips caching the member if the member does not exist, some
 			messagesToSend: [{
 				username: "not_real",
 				content: "should honestly never happen",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=N&hue=180",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -4215,7 +4439,7 @@ test("event2message: overly long usernames are shifted into the message content"
 			messagesToSend: [{
 				username: "I am BLACK I am WHITE I am SHORT I am LONG I am EVERYTHING YOU THINK IS",
 				content: "**IMPORTANT and I DON'T MATTER**\ntesting the member state cache",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=I&hue=270",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -4251,7 +4475,7 @@ test("event2message: overly long usernames are not treated specially when the ms
 			messagesToSend: [{
 				username: "I am BLACK I am WHITE I am SHORT I am LONG I am EVERYTHING YOU THINK IS",
 				content: "\\* I am BLACK I am WHITE I am SHORT I am LONG I am EVERYTHING YOU THINK IS IMPORTANT and I DON'T MATTER looks at the start of the message",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=I&hue=270",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -4284,7 +4508,7 @@ test("event2message: text attachments work", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				attachments: [{id: "0", filename: "chiki-powerups.txt"}],
 				pendingFiles: [{name: "chiki-powerups.txt", mxc: "mxc://cadence.moe/zyThGlYQxvlvBVbVgKDDbiHH"}]
 			}]
@@ -4320,7 +4544,7 @@ test("event2message: image attachments work", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				attachments: [{id: "0", filename: "cool cat.png"}],
 				pendingFiles: [{name: "cool cat.png", mxc: "mxc://cadence.moe/IvxVJFLEuksCNnbojdSIeEvn"}]
 			}]
@@ -4356,7 +4580,7 @@ test("event2message: image attachments can have a plaintext caption", async t =>
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "Cat emoji surrounded by pink hearts",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				attachments: [{id: "0", filename: "cool cat.png"}],
 				pendingFiles: [{name: "cool cat.png", mxc: "mxc://cadence.moe/IvxVJFLEuksCNnbojdSIeEvn"}],
 				allowed_mentions: {
@@ -4405,7 +4629,7 @@ test("event2message: image attachments can have a formatted caption", async t =>
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "this event has `formatting`",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				attachments: [{id: "0", filename: "5740.jpg"}],
 				pendingFiles: [{name: "5740.jpg", mxc: "mxc://thomcat.rocks/RTHsXmcMPXmuHqVNsnbKtRbh"}],
 				allowed_mentions: {
@@ -4458,7 +4682,7 @@ test("event2message: encrypted image attachments work", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				attachments: [{id: "0", filename: "image.png"}],
 				pendingFiles: [{
 					name: "image.png",
@@ -4543,7 +4767,7 @@ test("event2message: evil encrypted image attachment works", async t => {
 			messagesToSend: [{
 				username: "Austin Huang",
 				content: "",
-				avatar_url: "https://bridge.example.org/download/matrix/tchncs.de/090a2b5e07eed2f71e84edad5207221e6c8f8b8e",
+				avatar_url: "https://bridge.example.org/download/matrix/tchncs.de/090a2b5e07eed2f71e84edad5207221e6c8f8b8e?preset=avatar",
 				attachments: [{id: "0", filename: "Screenshot 2025-06-29 at 13.36.46.png"}],
 				pendingFiles: [{
 					name: "Screenshot 2025-06-29 at 13.36.46.png",
@@ -4586,7 +4810,7 @@ test("event2message: large attachments are uploaded if the server boost level is
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				attachments: [{id: "0", filename: "cool cat.png"}],
 				pendingFiles: [{name: "cool cat.png", mxc: "mxc://cadence.moe/IvxVJFLEuksCNnbojdSIeEvn"}]
 			}]
@@ -4622,7 +4846,7 @@ test("event2message: files too large for Discord are linked as as URL", async t
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "🖼️ _Uploaded file: [cool cat.png](https://bridge.example.org/download/matrix/cadence.moe/IvxVJFLEuksCNnbojdSIeEvn) (40 MB)_",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -4659,7 +4883,7 @@ test("event2message: files too large for Discord can have a plaintext caption",
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "Cat emoji surrounded by pink hearts\n🖼️ _Uploaded file: [cool cat.png](https://bridge.example.org/download/matrix/cadence.moe/IvxVJFLEuksCNnbojdSIeEvn) (40 MB)_",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -4706,7 +4930,7 @@ test("event2message: files too large for Discord can have a formatted caption",
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "this event has `formatting`\n🖼️ _Uploaded file: [5740.jpg](https://bridge.example.org/download/matrix/thomcat.rocks/RTHsXmcMPXmuHqVNsnbKtRbh) (40 MB)_",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -4747,17 +4971,17 @@ test("event2message: stickers work", async t => {
 			messagesToEdit: [],
 			messagesToSend: [{
 				username: "cadence [they]",
-				content: "",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
-				attachments: [{id: "0", filename: "get_real2.gif"}],
-				pendingFiles: [{name: "get_real2.gif", mxc: "mxc://cadence.moe/NyMXQFAAdniImbHzsygScbmN"}]
+				content: "[get_real2](https://bridge.example.org/download/sticker/cadence.moe/NyMXQFAAdniImbHzsygScbmN/_.webp)",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
+				allowed_mentions: {
+					parse: ["users", "roles"]
+				}
 			}]
 		}
 	)
 })
 
 test("event2message: stickers fetch mimetype from server when mimetype not provided", async t => {
-	let called = 0
 	t.deepEqual(
 		await eventToMessage({
 			type: "m.sticker",
@@ -4768,20 +4992,6 @@ test("event2message: stickers fetch mimetype from server when mimetype not provi
 			},
 			event_id: "$mL-eEVWCwOvFtoOiivDP7gepvf-fTYH6_ioK82bWDI0",
 			room_id: "!kLRqKKUQXcibIMtOpl:cadence.moe"
-		}, {}, {}, {
-			api: {
-				async getMedia(mxc, options) {
-					called++
-					t.equal(mxc, "mxc://cadence.moe/ybOWQCaXysnyUGuUCaQlTGJf")
-					t.equal(options.method, "HEAD")
-					return {
-						status: 200,
-						headers: new Map([
-							["content-type", "image/gif"]
-						])
-					}
-				}
-			}
 		}),
 		{
 			ensureJoined: [],
@@ -4789,48 +4999,14 @@ test("event2message: stickers fetch mimetype from server when mimetype not provi
 			messagesToEdit: [],
 			messagesToSend: [{
 				username: "cadence [they]",
-				content: "",
-				avatar_url: undefined,
-				attachments: [{id: "0", filename: "YESYESYES.gif"}],
-				pendingFiles: [{name: "YESYESYES.gif", mxc: "mxc://cadence.moe/ybOWQCaXysnyUGuUCaQlTGJf"}]
+				content: "[YESYESYES](https://bridge.example.org/download/sticker/cadence.moe/ybOWQCaXysnyUGuUCaQlTGJf/_.webp)",
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
+				allowed_mentions: {
+					parse: ["users", "roles"]
+				}
 			}]
 		}
 	)
-	t.equal(called, 1, "sticker headers should be fetched")
-})
-
-test("event2message: stickers with unknown mimetype are not allowed", async t => {
-	let called = 0
-	try {
-		await eventToMessage({
-			type: "m.sticker",
-			sender: "@cadence:cadence.moe",
-			content: {
-				body: "something",
-				url: "mxc://cadence.moe/ybOWQCaXysnyUGuUCaQlTGJe"
-			},
-			event_id: "$mL-eEVWCwOvFtoOiivDP7gepvf-fTYH6_ioK82bWDI0",
-			room_id: "!kLRqKKUQXcibIMtOpl:cadence.moe"
-		}, {}, {}, {
-			api: {
-				async getMedia(mxc, options) {
-					called++
-					t.equal(mxc, "mxc://cadence.moe/ybOWQCaXysnyUGuUCaQlTGJe")
-					t.equal(options.method, "HEAD")
-					return {
-						status: 404,
-						headers: new Map([
-							["content-type", "application/json"]
-						])
-					}
-				}
-			}
-		})
-		/* c8 ignore next */
-		t.fail("should throw an error")
-	} catch (e) {
-		t.match(e.toString(), "mimetype")
-	}
 })
 
 test("event2message: static emojis work", async t => {
@@ -4854,7 +5030,7 @@ test("event2message: static emojis work", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "<:hippo:230201364309868544>",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -4884,7 +5060,7 @@ test("event2message: emojis in other servers are reused if they have the same ti
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "<:hippo:230201364309868544>",
-				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU",
+				avatar_url: "https://bridge.example.org/download/matrix/cadence.moe/azCAhThKTojXSZJRoWwZmhvU?preset=avatar",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -4914,7 +5090,7 @@ test("event2message: animated emojis work", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "<a:hipposcope:393635038903926784>",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -4944,7 +5120,7 @@ test("event2message: unknown emojis in the middle are linked", async t => {
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "a [:ms_robot_grin:](https://bridge.example.org/download/matrix/cadence.moe/RLMgJGfgTPjIQtvvWZsYjhjy) b",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -4993,7 +5169,7 @@ test("event2message: guessed @mentions in plaintext may join members to mention"
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "hey <@321876634777218072>, what food would you like to order?",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -5046,7 +5222,7 @@ test("event2message: guessed @mentions in formatted body may join members to men
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "**_HEY <@321876634777218072>, WHAT FOOD WOULD YOU LIKE TO ORDER??_**",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -5089,7 +5265,7 @@ test("event2message: guessed @mentions feature will not activate on links or cod
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "in link [view timeline](https://example.com/social/@subtext) in autolink https://example.com/social/@subtext in pre-code```\n@subtext\n```",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -5119,7 +5295,7 @@ test("event2message: guessed @mentions work with other matrix bridge old users",
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "<@114147806469554185> <@176943908762006200> back me up on this sentiment, if not necessarily the phrasing",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -5176,7 +5352,7 @@ test("event2message: @room converts to @everyone and is allowed when the room do
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "@everyone dinner's ready",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles", "everyone"]
 				}
@@ -5233,7 +5409,7 @@ test("event2message: @room converts to @everyone but is not allowed when the roo
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "@room dinner's ready",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -5292,7 +5468,7 @@ test("event2message: @room converts to @everyone and is allowed if the user has
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "@everyone dinner's ready",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles", "everyone"]
 				}
@@ -5322,7 +5498,7 @@ test("event2message: @room in the middle of a link is not converted", async t =>
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "https://github.com/@room/repositories https://github.com/@room/repositories",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -5358,7 +5534,7 @@ test("event2message: table", async t => {
 				+ "\nAardvark  Bee     Crocodile"
 				+ "\nArgon     Boron   Carbon   ```"
 				+ "more content",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -5388,7 +5564,7 @@ test("event2message: unknown emoji at the end is used for sprite sheet", async t
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "a b [\u2800](https://bridge.example.org/download/sheet?e=cadence.moe%2FRLMgJGfgTPjIQtvvWZsYjhjy)",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -5418,7 +5594,7 @@ test("event2message: known emoji from an unreachable server at the end is used f
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "a b [\u2800](https://bridge.example.org/download/sheet?e=cadence.moe%2FbZFuuUSEebJYXUMSxuuSuLTa)",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -5448,7 +5624,7 @@ test("event2message: known and unknown emojis in the end are used for sprite she
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "known unknown: <:hippo:230201364309868544> [:ms_robot_dress:](https://bridge.example.org/download/matrix/cadence.moe/wcouHVjbKJJYajkhJLsyeJAA) and known unknown: [\u2800](https://bridge.example.org/download/sheet?e=cadence.moe%2FWbYqNlACRuicynBfdnPYtmvc&e=cadence.moe%2FHYcztccFIPgevDvoaWNsEtGJ)",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
@@ -5458,6 +5634,141 @@ test("event2message: known and unknown emojis in the end are used for sprite she
 	)
 })
 
+test("event2message: com.beeper.per_message_profile overrides displayname and avatar_url", async t => {
+	t.deepEqual(
+		await eventToMessage({
+			type: "m.room.message",
+			sender: "@cadence:cadence.moe",
+			content: {
+				msgtype: "m.text",
+				body: "hello from unstable profile",
+				"com.beeper.per_message_profile": {
+					id: "custom-id",
+					displayname: "Unstable Name",
+					avatar_url: "mxc://maunium.net/hgXsKqlmRfpKvCZdUoWDkFQo"
+				}
+			},
+			event_id: "$g07oYSZFWBkxohNEfywldwgcWj1hbhDzQ1sBAKvqOOU",
+			room_id: "!kLRqKKUQXcibIMtOpl:cadence.moe"
+		}),
+		{
+			ensureJoined: [],
+			messagesToDelete: [],
+			messagesToEdit: [],
+			messagesToSend: [{
+				username: "Unstable Name",
+				content: "hello from unstable profile",
+				avatar_url: "https://bridge.example.org/download/matrix/maunium.net/hgXsKqlmRfpKvCZdUoWDkFQo?preset=avatar",
+				allowed_mentions: {
+					parse: ["users", "roles"]
+				}
+			}]
+		}
+	)
+})
+
+test("event2message: com.beeper.per_message_profile empty avatar_url clears avatar", async t => {
+	t.deepEqual(
+		await eventToMessage({
+			type: "m.room.message",
+			sender: "@cadence:cadence.moe",
+			content: {
+				msgtype: "m.text",
+				body: "hello with cleared avatar",
+				"com.beeper.per_message_profile": {
+					id: "no-avatar",
+					displayname: "No Avatar User",
+					avatar_url: ""
+				}
+			},
+			event_id: "$g07oYSZFWBkxohNEfywldwgcWj1hbhDzQ1sBAKvqOOU",
+			room_id: "!kLRqKKUQXcibIMtOpl:cadence.moe"
+		}),
+		{
+			ensureJoined: [],
+			messagesToDelete: [],
+			messagesToEdit: [],
+			messagesToSend: [{
+				username: "No Avatar User",
+				content: "hello with cleared avatar",
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=N&hue=90",
+				allowed_mentions: {
+					parse: ["users", "roles"]
+				}
+			}]
+		}
+	)
+})
+
+test("event2message: data-mx-profile-fallback element is stripped from formatted_body when per-message profile is present", async t => {
+	t.deepEqual(
+		await eventToMessage({
+			type: "m.room.message",
+			sender: "@cadence:cadence.moe",
+			content: {
+				msgtype: "m.text",
+				body: "Tidus Herboren: one more test",
+				format: "org.matrix.custom.html",
+				formatted_body: "<strong data-mx-profile-fallback>Tidus Herboren: </strong>one more test",
+				"com.beeper.per_message_profile": {
+					id: "tidus",
+					displayname: "Tidus Herboren",
+					avatar_url: "mxc://maunium.net/hgXsKqlmRfpKvCZdUoWDkFQo",
+					has_fallback: true
+				}
+			},
+			event_id: "$g07oYSZFWBkxohNEfywldwgcWj1hbhDzQ1sBAKvqOOU",
+			room_id: "!kLRqKKUQXcibIMtOpl:cadence.moe"
+		}),
+		{
+			ensureJoined: [],
+			messagesToDelete: [],
+			messagesToEdit: [],
+			messagesToSend: [{
+				username: "Tidus Herboren",
+				content: "one more test",
+				avatar_url: "https://bridge.example.org/download/matrix/maunium.net/hgXsKqlmRfpKvCZdUoWDkFQo?preset=avatar",
+				allowed_mentions: {
+					parse: ["users", "roles"]
+				}
+			}]
+		}
+	)
+})
+
+test("event2message: displayname prefix is stripped from plain body when per-message profile has_fallback", async t => {
+	t.deepEqual(
+		await eventToMessage({
+			type: "m.room.message",
+			sender: "@cadence:cadence.moe",
+			content: {
+				msgtype: "m.text",
+				body: "Tidus Herboren: one more test",
+				"com.beeper.per_message_profile": {
+					id: "tidus",
+					displayname: "Tidus Herboren",
+					has_fallback: true
+				}
+			},
+			event_id: "$g07oYSZFWBkxohNEfywldwgcWj1hbhDzQ1sBAKvqOOU",
+			room_id: "!kLRqKKUQXcibIMtOpl:cadence.moe"
+		}),
+		{
+			ensureJoined: [],
+			messagesToDelete: [],
+			messagesToEdit: [],
+			messagesToSend: [{
+				username: "Tidus Herboren",
+				content: "one more test",
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=T&hue=90",
+				allowed_mentions: {
+					parse: ["users", "roles"]
+				}
+			}]
+		}
+	)
+})
+
 test("event2message: all unknown chess emojis are used for sprite sheet", async t => {
 	t.deepEqual(
 		await eventToMessage({
@@ -5478,7 +5789,7 @@ test("event2message: all unknown chess emojis are used for sprite sheet", async
 			messagesToSend: [{
 				username: "cadence [they]",
 				content: "testing [\u2800](https://bridge.example.org/download/sheet?e=cadence.moe%2FlHfmJpzgoNyNtYHdAmBHxXix&e=cadence.moe%2FMtRdXixoKjKKOyHJGWLsWLNU&e=cadence.moe%2FHXfFuougamkURPPMflTJRxGc&e=cadence.moe%2FikYKbkhGhMERAuPPbsnQzZiX&e=cadence.moe%2FAYPpqXzVJvZdzMQJGjioIQBZ&e=cadence.moe%2FUVuzvpVUhqjiueMxYXJiFEAj&e=cadence.moe%2FlHfmJpzgoNyNtYHdAmBHxXix&e=cadence.moe%2FMtRdXixoKjKKOyHJGWLsWLNU&e=cadence.moe%2FHXfFuougamkURPPMflTJRxGc&e=cadence.moe%2FikYKbkhGhMERAuPPbsnQzZiX&e=cadence.moe%2FAYPpqXzVJvZdzMQJGjioIQBZ&e=cadence.moe%2FUVuzvpVUhqjiueMxYXJiFEAj)",
-				avatar_url: undefined,
+				avatar_url: "https://bridge.example.org/download/letter-avatar?letter=C&hue=90",
 				allowed_mentions: {
 					parse: ["users", "roles"]
 				}
diff --git a/src/m2d/event-dispatcher.js b/src/m2d/event-dispatcher.js
index 70e293b..3580d1b 100644
--- a/src/m2d/event-dispatcher.js
+++ b/src/m2d/event-dispatcher.js
@@ -94,6 +94,11 @@ function printError(type, source, e, payload) {
 	console.dir(payload, {depth: null})
 }
 
+/** @param {string} stack */
+function cleanErrorStack(stack) {
+	return stack.replace(/(\/webhooks\/[0-9]+\/)[a-zA-Z0-9_-]+/g, "$1(redacted)")
+}
+
 /**
  * @param {string} roomID
  * @param {"Discord" | "Matrix"} source
@@ -134,7 +139,7 @@ async function sendError(roomID, source, type, e, payload) {
 		builder.addLine(errorIntroLine)
 
 		// Where
-		const stack = stringifyErrorStack(e)
+		const stack = cleanErrorStack(stringifyErrorStack(e))
 		builder.addLine(`Error trace:\n${stack}`, tag`<details><summary>Error trace</summary><pre>${stack}</pre></details>`)
 
 		// How
@@ -143,7 +148,7 @@ async function sendError(roomID, source, type, e, payload) {
 
 	// Send
 	try {
-		await api.sendEvent(roomID, "m.room.message", {
+		const errorEventID = await api.sendEvent(roomID, "m.room.message", {
 			...builder.get(),
 			"moe.cadence.ooye.error": {
 				source: source.toLowerCase(),
@@ -153,6 +158,14 @@ async function sendError(roomID, source, type, e, payload) {
 				user_ids: ["@cadence:cadence.moe"]
 			}
 		})
+		// Add reaction indicating that errors may be retried
+		await api.sendEvent(roomID, "m.reaction", {
+			"m.relates_to": {
+				rel_type: "m.annotation",
+				event_id: errorEventID,
+				key: "🔁"
+			}
+		})
 	} catch (e) {}
 }
 
@@ -172,6 +185,7 @@ const errorRetrySema = new Semaphore()
  * @param {Ty.Event.Outer<Ty.Event.M_Reaction>} reactionEvent
  */
 async function onRetryReactionAdd(reactionEvent) {
+	if (reactionEvent.sender === `@${reg.sender_localpart}:${reg.ooye.server_name}`) return // Don't respond to the bot's own indicative reaction
 	const roomID = reactionEvent.room_id
 	await errorRetrySema.request(async () => {
 		const event = await api.getEvent(roomID, reactionEvent.content["m.relates_to"]?.event_id)
@@ -211,7 +225,7 @@ async event => {
 		// @ts-ignore
 		await matrixCommandHandler.execute(event)
 	}
-	retrigger.messageFinishedBridging(event.event_id)
+	retrigger.finishedBridging(event.event_id)
 	await api.ackEvent(event)
 }))
 
@@ -222,7 +236,7 @@ sync.addTemporaryListener(as, "type:m.sticker", guard("m.sticker",
 async event => {
 	if (utils.eventSenderIsFromDiscord(event.sender)) return
 	const messageResponses = await sendEvent.sendEvent(event)
-	retrigger.messageFinishedBridging(event.event_id)
+	retrigger.finishedBridging(event.event_id)
 	await api.ackEvent(event)
 }))
 
@@ -413,6 +427,7 @@ async event => {
 			console.error(e)
 			return await api.leaveRoomWithReason(event.room_id, `I wasn't able to find out what this room is. Please report this as a bug. Check console for more details. (${e.toString()})`)
 		}
+		if (inviteRoomState?.encryption) return await api.leaveRoomWithReason(event.room_id, "Encrypted rooms are not supported for bridging. Please use an unencrypted room.")
 		if (!inviteRoomState?.name) return await api.leaveRoomWithReason(event.room_id, `Please only invite me to rooms that have a name/avatar set. Update the room details and reinvite.`)
 		await api.joinRoom(event.room_id)
 		db.prepare("REPLACE INTO invite (mxid, room_id, type, name, topic, avatar) VALUES (?, ?, ?, ?, ?, ?)").run(event.sender, event.room_id, inviteRoomState.type, inviteRoomState.name, inviteRoomState.topic, inviteRoomState.avatar)
@@ -422,7 +437,10 @@ async event => {
 
 	if (event.content.membership === "leave" || event.content.membership === "ban") {
 		// Member is gone
+		// if Matrix member, data was cached in member_cache
 		db.prepare("DELETE FROM member_cache WHERE room_id = ? and mxid = ?").run(event.room_id, event.state_key)
+		// if Discord member (so kicked/banned by Matrix user), data was cached in sim_member
+		db.prepare("DELETE FROM sim_member WHERE room_id = ? and mxid = ?").run(event.room_id, event.state_key)
 
 		// Unregister room's use as a direct chat and/or an invite target if the bot itself left
 		if (event.state_key === utils.bot) {
@@ -483,6 +501,21 @@ async event => {
 	await roomUpgrade.onTombstone(event, api)
 }))
 
+sync.addTemporaryListener(as, "type:m.room.encryption", guard("m.room.encryption",
+/**
+ * @param {Ty.Event.StateOuter<Ty.Event.M_Room_Encryption>} event
+ */
+async event => {
+	// Dramatically unbridge rooms if they become encrypted
+	if (event.state_key !== "") return
+	const channelID = select("channel_room", "channel_id", {room_id: event.room_id}).pluck().get()
+	if (!channelID) return
+	const channel = discord.channels.get(channelID)
+	if (!channel) return
+	await createRoom.unbridgeChannel(channel, channel["guild_id"], "Encrypted rooms are not supported. This room was removed from the bridge.")
+}))
+
 module.exports.stringifyErrorStack = stringifyErrorStack
+module.exports.cleanErrorStack = cleanErrorStack
 module.exports.sendError = sendError
 module.exports.printError = printError
diff --git a/src/m2d/event-dispatcher.test.js b/src/m2d/event-dispatcher.test.js
index de754da..2de6381 100644
--- a/src/m2d/event-dispatcher.test.js
+++ b/src/m2d/event-dispatcher.test.js
@@ -1,7 +1,7 @@
 // @ts-check
 
 const {test} = require("supertape")
-const {stringifyErrorStack} = require("./event-dispatcher")
+const {stringifyErrorStack, cleanErrorStack} = require("./event-dispatcher")
 
 test("stringify error stack: works", t => {
 	function a() {
@@ -21,3 +21,30 @@ test("stringify error stack: works", t => {
 		t.match(str, /^  \[prop\]: 2.1$/m)
 	}
 })
+
+test("clean error stack: removes webhook token", t => {
+	t.notMatch(
+		cleanErrorStack(`
+	DiscordAPIError: Service resource is being rate limited.
+		at fn (/var/home/cadence/out-of-your-element/node_modules/snowtransfer/src/RequestHandler.ts:591:13)
+		at process.processTicksAndRejections (node:internal/process/task_queues:105:5)
+		at exports.RequestHandler.request (/var/home/cadence/out-of-your-element/node_modules/snowtransfer/src/RequestHandler.ts:546:17)
+		at WebhookMethods.executeWebhook (/var/home/cadence/out-of-your-element/node_modules/snowtransfer/src/methods/Webhook.ts:249:35)
+		at /var/home/cadence/out-of-your-element/src/m2d/actions/channel-webhook.js:65:31
+		at withWebhook (/var/home/cadence/out-of-your-element/src/m2d/actions/channel-webhook.js:47:9)
+		at process.processTicksAndRejections (node:internal/process/task_queues:105:5)
+		at async Object.sendMessageWithWebhook (/var/home/cadence/out-of-your-element/src/m2d/actions/channel-webhook.js:64:17)
+		at async Object.sendEvent (/var/home/cadence/out-of-your-element/src/m2d/actions/send-event.js:132:27)
+		at async /var/home/cadence/out-of-your-element/src/m2d/event-dispatcher.js:208:27
+		at async AppService.<anonymous> (/var/home/cadence/out-of-your-element/src/m2d/event-dispatcher.js:162:11) {
+	[method]: "POST"
+	[path]: "/webhooks/1160903754728611841/pfRqHl9vVZImdqwWWSZxxH8T-JJMnauxroMnHsvC6ARA-3B9_STH_bnHB9pd7QQaUVCG"
+	[code]: 40062
+	[httpStatus]: 429
+	[request]: {"endpoint":"/webhooks/1160903754728611841/pfRqHl9vVZImdqwWWSZxxH8T-JJMnauxroMnHsvC6ARA-3B9_STH_bnHB9pd7QQaUVCG","method":"POST","dataType":"json","data":{"content":"https://discordstatus.com/#day\nOnly what discord tell us right now","allowed_mentions":{"parse":["roles"],"users":[]},"username":"lewri","avatar_url":"https://bridge.cadence.moe/download/matrix/matrix.org/URWwrtSUONGOYhfMsdUzcrir"}}
+	[response]: {}
+	[name]: "DiscordAPIError"`
+		),
+		/pfRqHl9v/
+	)
+})
diff --git a/src/matrix/api.js b/src/matrix/api.js
index 87bbf0c..9b7f280 100644
--- a/src/matrix/api.js
+++ b/src/matrix/api.js
@@ -172,7 +172,7 @@ function getStateEventOuter(roomID, type, key) {
 /**
  * @param {string} roomID
  * @param {{unsigned?: {invite_room_state?: Ty.Event.InviteStrippedState[]}}} [event]
- * @returns {Promise<{name: string?, topic: string?, avatar: string?, type: string?}>}
+ * @returns {Promise<{name: string?, topic: string?, avatar: string?, type: string?, encryption: string?}>}
  */
 async function getInviteState(roomID, event) {
 	function getFromInviteRoomState(strippedState, nskey, key) {
@@ -191,7 +191,8 @@ async function getInviteState(roomID, event) {
 			name: getFromInviteRoomState(event.unsigned.invite_room_state, "m.room.name", "name"),
 			topic: getFromInviteRoomState(event.unsigned.invite_room_state, "m.room.topic", "topic"),
 			avatar: getFromInviteRoomState(event.unsigned.invite_room_state, "m.room.avatar", "url"),
-			type: getFromInviteRoomState(event.unsigned.invite_room_state, "m.room.create", "type")
+			type: getFromInviteRoomState(event.unsigned.invite_room_state, "m.room.create", "type"),
+			encryption: getFromInviteRoomState(event.unsigned.invite_room_state, "m.room.encryption", "algorithm")
 		}
 	}
 
@@ -227,7 +228,8 @@ async function getInviteState(roomID, event) {
 				name: getFromInviteRoomState(strippedState, "m.room.name", "name"),
 				topic: getFromInviteRoomState(strippedState, "m.room.topic", "topic"),
 				avatar: getFromInviteRoomState(strippedState, "m.room.avatar", "url"),
-				type: getFromInviteRoomState(strippedState, "m.room.create", "type")
+				type: getFromInviteRoomState(strippedState, "m.room.create", "type"),
+				encryption: getFromInviteRoomState(strippedState, "m.room.encryption", "algorithm")
 			}
 		}
 	} catch (e) {}
@@ -240,7 +242,8 @@ async function getInviteState(roomID, event) {
 			name: room.name ?? null,
 			topic: room.topic ?? null,
 			avatar: room.avatar_url ?? null,
-			type: room.room_type ?? null
+			type: room.room_type ?? null,
+			encryption: (room.encryption || room["im.nheko.summary.encryption"]) ?? null
 		}
 	}
 
@@ -460,17 +463,29 @@ async function ping() {
 }
 
 /**
- * Given an mxc:// URL, and an optional height for thumbnailing, get the file from the content repository. Returns res.
+ * Given an mxc:// URL, and optional parameters for thumbnailing, get the file from the content repository. Returns res.
+ *
+ * Note that Synapse currently doesn't support animated thumbnails: https://github.com/element-hq/synapse/pull/18831
+ * @see https://spec.matrix.org/v1.18/client-server-api/#get_matrixclientv1mediathumbnailservernamemediaid
  * @param {string} mxc
- * @param {RequestInit & {height?: number | string}} [init]
+ * @param {RequestInit & {thumbnail?: {height?: number | string, width?: number | string, animated?: boolean, method?: "crop" | "scale"}}} [init]
  * @return {Promise<Response & {body: streamWeb.ReadableStream<Uint8Array>}>}
  */
 async function getMedia(mxc, init = {}) {
+	init = {...init}
+
 	const mediaParts = mxc?.match(/^mxc:\/\/([^/]+)\/(\w+)$/)
 	assert(mediaParts)
-	const downloadOrThumbnail = init.height ? "thumbnail" : "download"
-	let url = `${mreq.baseUrl}/client/v1/media/${downloadOrThumbnail}/${mediaParts[1]}/${mediaParts[2]}`
-	if (init.height) url += "?" + new URLSearchParams({height: String(init.height), width: String(init.height)})
+
+	let route = "download"
+	let query = ""
+
+	if (init.thumbnail) {
+		route = "thumbnail"
+		query = "?" + new URLSearchParams(Object.keys(init.thumbnail).map(k => [k, String(init.thumbnail?.[k])]))
+	}
+
+	let url = `${mreq.baseUrl}/client/v1/media/${route}/${mediaParts[1]}/${mediaParts[2]}${query}`
 	const res = await fetch(url, {
 		headers: {
 			Authorization: `Bearer ${reg.as_token}`
diff --git a/src/matrix/file.js b/src/matrix/file.js
index 7bc1fec..c469aea 100644
--- a/src/matrix/file.js
+++ b/src/matrix/file.js
@@ -85,6 +85,7 @@ async function _actuallyUploadDiscordFileToMxc(url) {
 			writeRegistration(reg)
 			return root
 		}
+		e.uploadURL = url
 		throw e
 	}
 }
diff --git a/src/matrix/matrix-command-handler.js b/src/matrix/matrix-command-handler.js
index e382a32..b38b4b1 100644
--- a/src/matrix/matrix-command-handler.js
+++ b/src/matrix/matrix-command-handler.js
@@ -1,6 +1,7 @@
 // @ts-check
 
 const assert = require("assert").strict
+const DiscordTypes = require("discord-api-types/v10")
 const Ty = require("../types")
 const {pipeline} = require("stream").promises
 const sharp = require("sharp")
@@ -104,7 +105,8 @@ const commands = [{
 			// Guard
 			/** @type {string} */ // @ts-ignore
 			const channelID = select("channel_room", "channel_id", {room_id: event.room_id}).pluck().get()
-			const guildID = discord.channels.get(channelID)?.["guild_id"]
+			const channel = discord.channels.get(channelID)
+			const guildID = channel?.["guild_id"]
 			let matrixOnlyReason = null
 			const matrixOnlyConclusion = "So the emoji will be uploaded on Matrix-side only. It will still be usable over the bridge, but may have degraded functionality."
 			// Check if we can/should upload to Discord, for various causes
@@ -114,7 +116,7 @@ const commands = [{
 				const guild = discord.guilds.get(guildID)
 				assert(guild)
 				const slots = getSlotCount(guild.premium_tier)
-				const permissions = dUtils.getPermissions(guild.id, [], guild.roles)
+				const permissions = dUtils.getDefaultPermissions(guild, channel["permission_overwrites"])
 				if (guild.emojis.length >= slots) {
 					matrixOnlyReason = "CAPACITY"
 				} else if (!(permissions & 0x40000000n)) { // MANAGE_GUILD_EXPRESSIONS (apparently CREATE_GUILD_EXPRESSIONS isn't good enough...)
@@ -239,7 +241,8 @@ const commands = [{
 			// Guard
 			/** @type {string} */ // @ts-ignore
 			const channelID = select("channel_room", "channel_id", {room_id: event.room_id}).pluck().get()
-			const guildID = discord.channels.get(channelID)?.["guild_id"]
+			const channel = discord.channels.get(channelID)
+			const guildID = channel?.["guild_id"]
 			if (!guildID) {
 				return api.sendEvent(event.room_id, "m.room.message", {
 					...ctx,
@@ -250,7 +253,7 @@ const commands = [{
 
 			const guild = discord.guilds.get(guildID)
 			assert(guild)
-			const permissions = dUtils.getPermissions(guild.id, [], guild.roles)
+			const permissions = dUtils.getDefaultPermissions(guild, channel["permission_overwrites"])
 			if (!(permissions & 0x800000000n)) { // CREATE_PUBLIC_THREADS
 				return api.sendEvent(event.room_id, "m.room.message", {
 					...ctx,
@@ -262,6 +265,59 @@ const commands = [{
 			await discord.snow.channel.createThreadWithoutMessage(channelID, {type: 11, name: words.slice(1).join(" ")})
 		}
 	)
+}, {
+	aliases: ["invite"],
+	execute: replyctx(
+		async (event, realBody, words, ctx) => {
+			// Guard
+			/** @type {string} */ // @ts-ignore
+			const channelID = select("channel_room", "channel_id", {room_id: event.room_id}).pluck().get()
+			const channel = discord.channels.get(channelID)
+			const guildID = channel?.["guild_id"]
+			if (!guildID) {
+				return api.sendEvent(event.room_id, "m.room.message", {
+					...ctx,
+					msgtype: "m.text",
+					body: "This room isn't bridged to the other side."
+				})
+			}
+
+			const guild = discord.guilds.get(guildID)
+			assert(guild)
+			const permissions = dUtils.getDefaultPermissions(guild, channel["permission_overwrites"])
+			if (!dUtils.hasPermission(permissions, DiscordTypes.PermissionFlagsBits.CreateInstantInvite)) {
+				return api.sendEvent(event.room_id, "m.room.message", {
+					...ctx,
+					msgtype: "m.text",
+					body: "This command creates an invite link to the Discord side. But you aren't allowed to do this, because if you were a Discord user, you wouldn't have the Create Invite permission."
+				})
+			}
+
+			try {
+				var invite = await discord.snow.channel.createChannelInvite(channelID)
+			} catch (e) {
+				if (e.message === `{"message": "Missing Permissions", "code": 50013}`) {
+					return api.sendEvent(event.room_id, "m.room.message", {
+						...ctx,
+						msgtype: "m.text",
+						body: "I don't have permission to create invites to the Discord channel/server."
+					})
+				} else {
+					throw e
+				}
+			}
+			const validHours = Math.ceil(invite.max_age / (60 * 60))
+			const validUses =
+				( invite.max_uses === 0 ? "unlimited uses"
+				: invite.max_uses === 1 ? "single-use"
+				: `${invite.max_uses} uses`)
+			return api.sendEvent(event.room_id, "m.room.message", {
+				...ctx,
+				msgtype: "m.text",
+				body: `https://discord.gg/${invite.code}\nValid for next ${validHours} hours, ${validUses}.`
+			})
+		}
+	)
 }]
 
 
diff --git a/src/matrix/read-registration.js b/src/matrix/read-registration.js
index 114bf75..d1243a7 100644
--- a/src/matrix/read-registration.js
+++ b/src/matrix/read-registration.js
@@ -78,6 +78,15 @@ function readRegistration() {
 /** @type {import("../types").AppServiceRegistrationConfig} */ // @ts-ignore
 let reg = readRegistration()
 
+if (reg) {
+	fs.watch(registrationFilePath, {persistent: false}, () => {
+		let newReg = readRegistration()
+		if (newReg) {
+			Object.assign(reg, newReg)
+		}
+	})
+}
+
 module.exports.registrationFilePath = registrationFilePath
 module.exports.readRegistration = readRegistration
 module.exports.getTemplateRegistration = getTemplateRegistration
diff --git a/src/matrix/read-registration.test.js b/src/matrix/read-registration.test.js
index 5fb3b55..a8dcc25 100644
--- a/src/matrix/read-registration.test.js
+++ b/src/matrix/read-registration.test.js
@@ -1,6 +1,6 @@
 // @ts-check
 
-const tryToCatch = require("try-to-catch")
+const {tryToCatch} = require("try-to-catch")
 const {test} = require("supertape")
 const {reg, checkRegistration, getTemplateRegistration} = require("./read-registration")
 
diff --git a/src/matrix/room-upgrade.js b/src/matrix/room-upgrade.js
index 5a2606e..e7de906 100644
--- a/src/matrix/room-upgrade.js
+++ b/src/matrix/room-upgrade.js
@@ -54,17 +54,17 @@ async function onBotMembership(event, api, createRoom) {
 	assert.equal(event.type, "m.room.member")
 	assert.equal(event.state_key, utils.bot)
 
-	// Check if an upgrade is pending for this room
-	const newRoomID = event.room_id
-	const oldRoomID = select("room_upgrade_pending", "old_room_id", {new_room_id: newRoomID}).pluck().get()
-	if (!oldRoomID) return false
-	const channelRow = from("channel_room").join("guild_space", "guild_id").where({room_id: oldRoomID}).select("space_id", "guild_id", "channel_id").get()
-	assert(channelRow) // this could only fail if the channel was unbridged or something between upgrade and joining
-
-	// Check if is join/invite
-	if (event.content.membership !== "invite" && event.content.membership !== "join") return false
-
 	return await roomUpgradeSema.request(async () => {
+		// Check if an upgrade is pending for this room
+		const newRoomID = event.room_id
+		const oldRoomID = select("room_upgrade_pending", "old_room_id", {new_room_id: newRoomID}).pluck().get()
+		if (!oldRoomID) return false
+		const channelRow = from("channel_room").join("guild_space", "guild_id").where({room_id: oldRoomID}).select("space_id", "guild_id", "channel_id").get()
+		assert(channelRow) // this could only fail if the channel was unbridged or something between upgrade and joining
+
+		// Check if is join/invite
+		if (event.content.membership !== "invite" && event.content.membership !== "join") return false
+
 		// If invited, join
 		if (event.content.membership === "invite") {
 			await api.joinRoom(newRoomID)
diff --git a/src/matrix/utils.js b/src/matrix/utils.js
index 9f5cb0f..eee635b 100644
--- a/src/matrix/utils.js
+++ b/src/matrix/utils.js
@@ -225,19 +225,6 @@ async function getViaServersQuery(roomID, api) {
 	return qs
 }
 
-function generatePermittedMediaHash(mxc) {
-	assert(hasher, "xxhash is not ready yet")
-	const mediaParts = mxc?.match(/^mxc:\/\/([^/]+)\/(\w+)$/)
-	if (!mediaParts) return undefined
-
-	const serverAndMediaID = `${mediaParts[1]}/${mediaParts[2]}`
-	const unsignedHash = hasher.h64(serverAndMediaID)
-	const signedHash = unsignedHash - 0x8000000000000000n // shifting down to signed 64-bit range
-	db.prepare("INSERT OR IGNORE INTO media_proxy (permitted_hash) VALUES (?)").run(signedHash)
-
-	return serverAndMediaID
-}
-
 /**
  * Since the introduction of authenticated media, this can no longer just be the /_matrix/media/r0/download URL
  * because Discord and Discord users cannot use those URLs. Media now has to be proxied through the bridge.
diff --git a/src/stdin.js b/src/stdin.js
index fea5fad..43f9607 100644
--- a/src/stdin.js
+++ b/src/stdin.js
@@ -15,18 +15,37 @@ const mreq = sync.require("./matrix/mreq")
 const api = sync.require("./matrix/api")
 const file = sync.require("./matrix/file")
 const sendEvent = sync.require("./m2d/actions/send-event")
+const redact = sync.require("./m2d/actions/redact")
 const eventDispatcher = sync.require("./d2m/event-dispatcher")
 const updatePins = sync.require("./d2m/actions/update-pins")
 const speedbump = sync.require("./d2m/actions/speedbump")
 const ks = sync.require("./matrix/kstate")
 const setPresence = sync.require("./d2m/actions/set-presence")
 const channelWebhook = sync.require("./m2d/actions/channel-webhook")
+const dUtils = sync.require("./discord/utils")
+const mxUtils = sync.require("./matrix/utils")
 const guildID = "112760669178241024"
 
+async function ping() {
+	const result = await api.ping().catch(e => ({ok: false, status: "net", root: e.message}))
+	if (result.ok) {
+		return "Ping OK. The homeserver and OOYE are talking to each other fine."
+	} else {
+		if (typeof result.root === "string") {
+			var msg = `Cannot reach homeserver: ${result.root}`
+		} else if (result.root.error) {
+			var msg = `Homeserver said: [${result.status}] ${result.root.error}`
+		} else {
+			var msg = `Homeserver said: [${result.status}] ${JSON.stringify(result.root)}`
+		}
+		return msg + "\nMatrix->Discord won't work until you fix this.\nIf your installation has recently changed, consider `npm run setup` again."
+	}
+}
+
 if (process.stdin.isTTY) {
 	setImmediate(() => {
 		if (!passthrough.repl) {
-			const cli = repl.start({ prompt: "", eval: customEval, writer: s => s })
+			const cli = repl.start({prompt: "", eval: customEval, writer: s => s})
 			Object.assign(cli.context, passthrough)
 			passthrough.repl = cli
 		}
diff --git a/src/types.d.ts b/src/types.d.ts
index a85907d..be037ca 100644
--- a/src/types.d.ts
+++ b/src/types.d.ts
@@ -157,7 +157,7 @@ export namespace Event {
 		type: string
 		state_key: string
 		sender: string
-		content: Event.M_Room_Create | Event.M_Room_Name | Event.M_Room_Avatar | Event.M_Room_Topic | Event.M_Room_JoinRules | Event.M_Room_CanonicalAlias
+		content: Event.M_Room_Create | Event.M_Room_Name | Event.M_Room_Avatar | Event.M_Room_Topic | Event.M_Room_JoinRules | Event.M_Room_CanonicalAlias | Event.M_Room_Encryption
 	}
 
 	export type M_Room_Create = {
@@ -390,6 +390,12 @@ export namespace Event {
 		body: string
 		replacement_room: string
 	}
+
+	export type M_Room_Encryption = {
+		algorithm: string
+		rotation_period_ms?: number
+		rotation_period_msgs?: number
+	}
 }
 
 export namespace R {
@@ -437,6 +443,7 @@ export namespace R {
 		num_joined_members: number
 		room_id: string
 		room_type?: string
+		encryption?: string
 	}
 
 	export type ResolvedRoom = {
diff --git a/src/web/pug-sync.js b/src/web/pug-sync.js
index f87550d..e61c53b 100644
--- a/src/web/pug-sync.js
+++ b/src/web/pug-sync.js
@@ -77,6 +77,7 @@ function renderPath(event, path, locals) {
 		compile()
 		fs.watch(path, {persistent: false}, compile)
 		fs.watch(join(__dirname, "pug", "includes"), {persistent: false}, compile)
+		fs.watch(join(__dirname, "pug", "fragments"), {persistent: false}, compile)
 	}
 
 	const cb = pugCache.get(path)
diff --git a/src/web/pug/fragments/default-roles-list.pug b/src/web/pug/fragments/default-roles-list.pug
new file mode 100644
index 0000000..3b36549
--- /dev/null
+++ b/src/web/pug/fragments/default-roles-list.pug
@@ -0,0 +1,5 @@
+//- locals: guild, guild_id
+
+include ../includes/default-roles-list.pug
++default-roles-list(guild, guild_id)
++add-roles-menu(guild, guild_id)
diff --git a/src/web/pug/guild.pug b/src/web/pug/guild.pug
index a9e770b..7411a1e 100644
--- a/src/web/pug/guild.pug
+++ b/src/web/pug/guild.pug
@@ -1,4 +1,5 @@
 extends includes/template.pug
+include includes/default-roles-list.pug
 
 mixin badge-readonly
   .s-badge.s-badge__xs.s-badge__icon.s-badge__muted
@@ -76,7 +77,7 @@ block body
 
   if space_id
     h2.mt48.fs-headline1 Server settings
-    h3.mt32.fs-category Privacy level
+    h3.mt32.fs-category How Matrix users join
       span#privacy-level-loading
     .s-card
       form(hx-post=rel("/api/privacy-level") hx-trigger="change" hx-indicator="#privacy-level-loading" hx-disabled-elt="input")
@@ -105,6 +106,24 @@ block body
           p.s-description.m0 Shareable invite links, like Discord
           p.s-description.m0 Publicly listed in directory, like Discord server discovery
 
+    h3.mt32.fs-category Default roles
+    .s-card
+      form(method="post" action=rel("/api/default-roles") hx-post=rel("/api/default-roles") hx-sync="this:drop" hx-indicator="#add-role-loading" hx-target="#default-roles-list" hx-select="#default-roles-list" hx-swap="outerHTML")#default-roles
+        input(type="hidden" name="guild_id" value=guild_id)
+        .d-flex.fw-wrap.g4
+          .s-tag.s-tag__md.fs-body1.s-tag__required @everyone
+
+          +default-roles-list(guild, guild_id)
+
+          button(type="button" popovertarget="role-add").s-btn__dropdown.s-tag.s-tag__md.fs-body1.p0
+            .s-tag--dismiss.m1
+              != icons.Icons.IconPlusSm
+
+          #role-add.s-popover(popover style="display: revert").ws2.px0.py4.bs-lg.overflow-visible
+            .s-popover--arrow.s-popover--arrow__tc
+            +add-roles-menu(guild, guild_id)
+        p.fc-light.mb0.mt8 Matrix users will start with these roles. If your main channels are gated by a role, use this to let Matrix users skip the gate.
+
     h3.mt32.fs-category Features
     .s-card.d-grid.px0.g16
       form.d-flex.ai-center.g16
@@ -172,14 +191,14 @@ block body
           label.s-btn.s-btn__muted.ta-left.truncate(for=channel.id)
             +discord(channel, true, "Announcement")
         else
-          .s-empty-state.p8 All Discord channels are linked.
+          .s-empty-state.p8 No Discord channels available.
       .fl-grow1.s-btn-group.fd-column.w30
         each room in unlinkedRooms
           input.s-btn--radio(type="radio" name="matrix" required id=room.room_id value=room.room_id)
           label.s-btn.s-btn__muted.ta-left.truncate(for=room.room_id)
             +matrix(room, true)
         else
-          .s-empty-state.p8 All Matrix rooms are linked.
+          .s-empty-state.p8 No Matrix rooms available.
       input(type="hidden" name="guild_id" value=guild_id)
       div
         button.s-btn.s-btn__icon.s-btn__filled#link-button
@@ -230,6 +249,11 @@ block body
             ul.my8.ml24
               each row in removedLinkedRooms
                 li: a(href=`https://matrix.to/#/${row.room_id}`)= row.name
+          h3.mt24 Unavailable rooms: Encryption not supported
+          .s-card.p0
+            ul.my8.ml24
+              each row in removedEncryptedRooms
+                li: a(href=`https://matrix.to/#/${row.room_id}`)= row.name
           h3.mt24 Unavailable rooms: Wrong type
           .s-card.p0
             ul.my8.ml24
diff --git a/src/web/pug/includes/default-roles-list.pug b/src/web/pug/includes/default-roles-list.pug
new file mode 100644
index 0000000..8c0a4e0
--- /dev/null
+++ b/src/web/pug/includes/default-roles-list.pug
@@ -0,0 +1,19 @@
+mixin default-roles-list(guild, guild_id)
+  #default-roles-list(style="display: contents")
+    each roleID in select("role_default", "role_id", {guild_id}).pluck().all()
+      - let r = guild.roles.find(r => r.id === roleID)
+      if r
+        .s-tag.s-tag__md.fs-body1= r.name
+          span(id=`role-loading-${roleID}`)
+          button(name="remove_role" value=roleID hx-post="api/default-roles" hx-trigger="click consume" hx-indicator=`#role-loading-${roleID}`).s-tag--dismiss
+            != icons.Icons.IconClearSm
+
+mixin add-roles-menu(guild, guild_id)
+  ul.s-menu(role="menu" hx-swap-oob="true").overflow-y-auto.overflow-x-hidden#add-roles-menu
+    li.s-menu--title.d-flex(role="separator") Select role
+      span#add-role-loading
+    each r in guild.roles.sort((a, b) => b.position - a.position)
+      if r.id !== guild_id && !r.managed
+        - let selected = !!select("role_default", "role_id", {guild_id, role_id: r.id}).get()
+        li(role="menuitem")
+          button(name="toggle_role" value=r.id class={"is-selected": selected}).s-block-link.s-block-link__left= r.name
diff --git a/src/web/pug/includes/template.pug b/src/web/pug/includes/template.pug
index 9fe80aa..86680eb 100644
--- a/src/web/pug/includes/template.pug
+++ b/src/web/pug/includes/template.pug
@@ -88,9 +88,28 @@ html(lang="en")
         --_ts-multiple-bg: var(--green-400);
         --_ts-multiple-fc: var(--white);
       }
+      .s-avatar {
+        --_av-bg: var(--white);
+      }
+      .s-avatar .s-avatar--letter {
+        color: var(--white);
+      }
       .s-btn__dropdown:has(+ :popover-open) {
         background-color: var(--theme-topbar-item-background-hover, var(--black-200)) !important;
       }
+      .s-btn__dropdown.s-tag:has(+ :popover-open) .s-tag--dismiss {
+        background-color: var(--black-500) !important;
+        color: var(--black-150) !important;
+      }
+      .s-tag .is-loading {
+        margin-right: -4px;
+      }
+      .s-tag .is-loading + .s-tag--dismiss {
+        display: none !important;
+      }
+      a.s-block-link, .s-block-link {
+        --_bl-bs-color: var(--green-400);
+      }
       @media (prefers-color-scheme: dark) {
         body.theme-system .s-popover {
           --_po-bg: var(--black-100);
@@ -141,11 +160,15 @@ html(lang="en")
     //- Guild list popover
     script.
       document.querySelectorAll("[popovertarget]").forEach(e => {
-        e.addEventListener("click", () => {
-          const rect = e.getBoundingClientRect()
-          const t = `:popover-open { position: absolute; top: ${Math.floor(rect.bottom)}px; left: ${Math.floor(rect.left + rect.width / 2)}px; width: ${Math.floor(rect.width)}px; transform: translateX(-50%); box-sizing: content-box; margin: 0 }`
+        const target = document.getElementById(e.getAttribute("popovertarget"))
+        e.addEventListener("click", calculate)
+        target.addEventListener("toggle", calculate)
+        function calculate() {
+          const buttonRect = e.getBoundingClientRect()
+          const targetRect = target.getBoundingClientRect()
+          const t = `:popover-open { position: absolute; top: ${Math.floor(buttonRect.bottom + window.scrollY)}px; left: ${Math.floor(Math.max(targetRect.width / 2, buttonRect.left + buttonRect.width / 2))}px; width: ${Math.floor(buttonRect.width)}px; transform: translateX(-50%); box-sizing: content-box; margin: 0 }`
           document.styleSheets[0].insertRule(t, document.styleSheets[0].cssRules.length)
-        })
+        }
       })
     //- Prevent default
     script.
diff --git a/src/web/routes/download-discord.test.js b/src/web/routes/download-discord.test.js
index e4f4ab4..0d4b884 100644
--- a/src/web/routes/download-discord.test.js
+++ b/src/web/routes/download-discord.test.js
@@ -1,7 +1,7 @@
 // @ts-check
 
 const assert = require("assert").strict
-const tryToCatch = require("try-to-catch")
+const {tryToCatch} = require("try-to-catch")
 const {test} = require("supertape")
 const {router} = require("../../../test/web")
 const {_cache} = require("./download-discord")
diff --git a/src/web/routes/download-matrix.js b/src/web/routes/download-matrix.js
index 82e2f7e..6d2772b 100644
--- a/src/web/routes/download-matrix.js
+++ b/src/web/routes/download-matrix.js
@@ -3,6 +3,9 @@
 const assert = require("assert/strict")
 const {defineEventHandler, getValidatedRouterParams, setResponseStatus, setResponseHeader, createError, H3Event, getValidatedQuery} = require("h3")
 const {z} = require("zod")
+const {ReadableStream} = require("stream/web")
+const {Readable} = require("stream")
+const sharp = require("sharp")
 
 /** @type {import("xxhash-wasm").XXHashAPI} */ // @ts-ignore
 let hasher = null
@@ -19,11 +22,27 @@ const emojiSheetConverter = sync.require("../../m2d/converters/emoji-sheet")
 /** @type {import("../../m2d/actions/sticker")} */
 const sticker = sync.require("../../m2d/actions/sticker")
 
+// Resizing client-side because server-side is too slow, at least with Synapse. Really need it to be fast because webhook avatars show a placeholder in the interim.
+/** @type {{[presetKey: string]: (body: ReadableStream) => ReadableStream}} */
+const MEDIA_THUMBNAIL_PRESETS = {
+	avatar: body =>
+		Readable.toWeb(
+			Readable.fromWeb(body).pipe(
+				sharp()
+				.resize({height: 210, width: 210, fit: "cover"}) // the largest display of the webhook pfp on Discord Android in screen pixels
+				.jpeg({force: false, quality: 90}) // File size works out to up to ~110k for a PNG, less for a JPEG
+			)
+		)
+}
+
 const schema = {
-	params: z.object({
+	media: z.object({
 		server_name: z.string(),
 		media_id: z.string()
 	}),
+	mediaQuery: z.object({
+		preset: z.enum(Object.keys(MEDIA_THUMBNAIL_PRESETS)) // list of possible thumbnail presets
+	}),
 	sheet: z.object({
 		e: z.array(z.string()).or(z.string())
 	}),
@@ -65,7 +84,8 @@ function verifyMediaHash(serverAndMediaID) {
 }
 
 as.router.get(`/download/matrix/:server_name/:media_id`, defineEventHandler(async event => {
-	const params = await getValidatedRouterParams(event, schema.params.parse)
+	const params = await getValidatedRouterParams(event, schema.media.parse)
+	const query = await getValidatedQuery(event, schema.mediaQuery.safeParse)
 
 	verifyMediaHash(`${params.server_name}/${params.media_id}`)
 	const api = getAPI(event)
@@ -77,7 +97,12 @@ as.router.get(`/download/matrix/:server_name/:media_id`, defineEventHandler(asyn
 	setResponseStatus(event, res.status)
 	setResponseHeader(event, "Content-Type", contentType)
 	setResponseHeader(event, "Transfer-Encoding", "chunked")
-	return res.body
+
+	if (res.ok && query.success) {
+		return MEDIA_THUMBNAIL_PRESETS[query.data.preset](res.body)
+	} else {
+		return res.body
+	}
 }))
 
 as.router.get(`/download/sheet`, defineEventHandler(async event => {
diff --git a/src/web/routes/download-matrix.test.js b/src/web/routes/download-matrix.test.js
index ccbcfdd..610a62d 100644
--- a/src/web/routes/download-matrix.test.js
+++ b/src/web/routes/download-matrix.test.js
@@ -2,7 +2,7 @@
 
 const fs = require("fs")
 const {convertImageStream} = require("../../m2d/converters/emoji-sheet")
-const tryToCatch = require("try-to-catch")
+const {tryToCatch} = require("try-to-catch")
 const {test} = require("supertape")
 const {router} = require("../../../test/web")
 const streamWeb = require("stream/web")
diff --git a/src/web/routes/guild-settings.js b/src/web/routes/guild-settings.js
index 63dd3ec..8119f93 100644
--- a/src/web/routes/guild-settings.js
+++ b/src/web/routes/guild-settings.js
@@ -4,10 +4,12 @@ const assert = require("assert/strict")
 const {z} = require("zod")
 const {defineEventHandler, createError, readValidatedBody, getRequestHeader, setResponseHeader, sendRedirect, H3Event} = require("h3")
 
-const {as, db, sync, select} = require("../../passthrough")
+const {as, db, sync, select, discord} = require("../../passthrough")
 
 /** @type {import("../auth")} */
 const auth = sync.require("../auth")
+/** @type {import("../pug-sync")} */
+const pugSync = sync.require("../pug-sync")
 /** @type {import("../../d2m/actions/set-presence")} */
 const setPresence = sync.require("../../d2m/actions/set-presence")
 
@@ -20,6 +22,14 @@ function getCreateSpace(event) {
 	return event.context.createSpace || sync.require("../../d2m/actions/create-space")
 }
 
+const schema = {
+	defaultRoles: z.object({
+		guild_id: z.string(),
+		toggle_role: z.string().optional(),
+		remove_role: z.string().optional()
+	})
+}
+
 /**
  * @typedef Options
  * @prop {(value: string?) => number} transform
@@ -94,3 +104,39 @@ as.router.post("/api/privacy-level", defineToggle("privacy_level", {
 		await createSpace.syncSpaceFully(guildID) // this is inefficient but OK to call infrequently on user request
 	}
 }))
+
+as.router.post("/api/default-roles", defineEventHandler(async event => {
+	const parsedBody = await readValidatedBody(event, schema.defaultRoles.parse)
+
+	const managed = await auth.getManagedGuilds(event)
+	const guildID = parsedBody.guild_id
+	if (!managed.has(guildID)) throw createError({status: 403, message: "Forbidden", data: "Can't change settings for a guild you don't have Manage Server permissions in"})
+
+	const roleID = parsedBody.toggle_role || parsedBody.remove_role
+	assert(roleID)
+	assert.notEqual(guildID, roleID) // the @everyone role is always default
+
+	const guild = discord.guilds.get(guildID)
+	assert(guild)
+
+	let shouldRemove = !!parsedBody.remove_role
+	if (!shouldRemove) {
+		shouldRemove = !!select("role_default", "role_id", {guild_id: guildID, role_id: roleID}).get()
+	}
+
+	if (shouldRemove) {
+		db.prepare("DELETE FROM role_default WHERE guild_id = ? AND role_id = ?").run(guildID, roleID)
+	} else {
+		assert(guild.roles.find(r => r.id === roleID))
+		db.prepare("INSERT OR IGNORE INTO role_default (guild_id, role_id) VALUES (?, ?)").run(guildID, roleID)
+	}
+
+	const createSpace = getCreateSpace(event)
+	await createSpace.syncSpaceFully(guildID) // this is inefficient but OK to call infrequently on user request
+
+	if (getRequestHeader(event, "HX-Request")) {
+		return pugSync.render(event, "fragments/default-roles-list.pug", {guild, guild_id: guildID})
+	} else {
+		return sendRedirect(event, `/guild?guild_id=${guildID}`, 302)
+	}
+}))
diff --git a/src/web/routes/guild-settings.test.js b/src/web/routes/guild-settings.test.js
index fccc266..00acb89 100644
--- a/src/web/routes/guild-settings.test.js
+++ b/src/web/routes/guild-settings.test.js
@@ -1,6 +1,6 @@
 // @ts-check
 
-const tryToCatch = require("try-to-catch")
+const {tryToCatch} = require("try-to-catch")
 const {router, test} = require("../../../test/web")
 const {select} = require("../../passthrough")
 const {MatrixServerError} = require("../../matrix/mreq")
diff --git a/src/web/routes/guild.js b/src/web/routes/guild.js
index a5508c4..70092d5 100644
--- a/src/web/routes/guild.js
+++ b/src/web/routes/guild.js
@@ -123,13 +123,14 @@ function getChannelRoomsLinks(guild, rooms, roles) {
 	let unlinkedRooms = [...rooms]
 	let removedLinkedRooms = dUtils.filterTo(unlinkedRooms, r => !linkedRoomIDs.includes(r.room_id))
 	let removedWrongTypeRooms = dUtils.filterTo(unlinkedRooms, r => !r.room_type)
+	let removedEncryptedRooms = dUtils.filterTo(unlinkedRooms, r => !r.encryption && !r["im.nheko.summary.encryption"])
 	// https://discord.com/developers/docs/topics/threads#active-archived-threads
 	// need to filter out linked archived threads from unlinkedRooms, will just do that by comparing against the name
 	let removedArchivedThreadRooms = dUtils.filterTo(unlinkedRooms, r => r.name && !r.name.match(/^\[(🔒)?⛓️\]/))
 
 	return {
 		linkedChannelsWithDetails, unlinkedChannels, unlinkedRooms,
-		removedUncachedChannels, removedWrongTypeChannels, removedPrivateChannels, removedLinkedRooms, removedWrongTypeRooms, removedArchivedThreadRooms
+		removedUncachedChannels, removedWrongTypeChannels, removedPrivateChannels, removedLinkedRooms, removedWrongTypeRooms, removedArchivedThreadRooms, removedEncryptedRooms
 	}
 }
 
diff --git a/src/web/routes/guild.test.js b/src/web/routes/guild.test.js
index aa17548..06b604b 100644
--- a/src/web/routes/guild.test.js
+++ b/src/web/routes/guild.test.js
@@ -1,7 +1,7 @@
 // @ts-check
 
 const DiscordTypes = require("discord-api-types/v10")
-const tryToCatch = require("try-to-catch")
+const {tryToCatch} = require("try-to-catch")
 const {router, test} = require("../../../test/web")
 const {MatrixServerError} = require("../../matrix/mreq")
 const {_getPosition} = require("./guild")
diff --git a/src/web/routes/letter-avatar.js b/src/web/routes/letter-avatar.js
new file mode 100644
index 0000000..d12b004
--- /dev/null
+++ b/src/web/routes/letter-avatar.js
@@ -0,0 +1,117 @@
+// @ts-check
+
+const h3 = require("h3")
+const {defineEventHandler, getValidatedQuery, setResponseHeader} = h3
+const sharp = require("sharp")
+const {z} = require("zod")
+
+const {as} = require("../../passthrough")
+const {reg} = require("../../matrix/read-registration")
+
+/*
+	Create a 300x300 avatar image consisting of a dark coloured background, and a single character in a lighter colour centered in the middle.
+	Note: Where dimensions are changed, font size must also be changed too to produce an identical image as before.
+	Simply put, 100px = 60pt for font.
+*/
+
+const SIZE = 300
+const POSSIBLE_HUES = 12
+
+/** Helper function: To get accurate complimenting colours we need to work in HSL, then convert back to RGB at the end */
+function hslToRgb(h, s, l) {
+	s /= 100;
+	l /= 100;
+
+	const a = s * Math.min(l, 1 - l);
+
+	const f = n => {
+		const k = (n + h / 30) % 12;
+		return l - a * Math.max(-1, Math.min(Math.min(k - 3, 9 - k), 1));
+	};
+
+	return {
+		r: Math.round(255 * f(0)),
+		g: Math.round(255 * f(8)),
+		b: Math.round(255 * f(4))
+	};
+}
+
+/**
+ * Use the MXID to generate deterministic avatar colours for each user.
+ * Here, we use the string hash code as a hue value, with a 360 wrap modulo.
+ * @param {string} mxid
+ */
+function mxidToHue(mxid) {
+	// Element Classic string hasher
+	let hash = 0;
+	let i;
+	let chr;
+	if (mxid.length === 0) {
+		return hash;
+	}
+	for (i = 0; i < mxid.length; i++) {
+		chr = mxid.charCodeAt(i);
+		hash = ((hash << 5) - hash) + chr;
+		hash |= 0;
+	}
+	hash = Math.abs(hash)
+	return (hash % POSSIBLE_HUES) * (360 / POSSIBLE_HUES)
+}
+
+/**
+ * Get first useful character in username to put in the avatar.
+ * @param {string} username
+ */
+function usernameToLetter(username) {
+	return (username.match(/[a-z0-9]/i)?.[0] || "#").toUpperCase()
+}
+
+/**
+ * @param {string} mxid
+ * @param {string} username
+ */
+function getLetterAvatarURL(mxid, username) {
+	const p = new URLSearchParams({letter: usernameToLetter(username), hue: String(mxidToHue(mxid))})
+	return `${reg.ooye.bridge_origin}/download/letter-avatar?${p}`
+}
+
+const schema = {
+	letterAvatar: z.object({
+		hue: z.coerce.number().min(0).max(360),
+		letter: z.string().regex(/^[A-Z0-9#]$/)
+	})
+}
+
+/**
+ * Produce a PNG letter-avatar from given parameters.
+ * @param {string} letter
+ * @param {number} hue
+ */
+as.router.get("/download/letter-avatar", defineEventHandler(async event => {
+	const {letter, hue} = await getValidatedQuery(event, schema.letterAvatar.parse)
+
+	const bg_rgb = hslToRgb(hue, 65, 18);
+	const text_rgb = hslToRgb(hue, 70, 65);
+	const text_rgbahex = `#${text_rgb.r.toString(16).padStart(2, "0")}${text_rgb.g.toString(16).padStart(2, "0")}${text_rgb.b.toString(16).padStart(2, "0")}ff`
+
+	const streamOut = sharp({
+		create: {
+			width: SIZE, height: SIZE, channels: 4,
+			background: {
+				r: bg_rgb.r, g: bg_rgb.g, b: bg_rgb.b, alpha: 1
+			}
+		}
+	}).composite([{
+		input: {
+			text: {
+				text: `<span foreground="${text_rgbahex}">${letter}</span>`,
+				font: "Noto Sans Bold 180", align: "center", rgba: true
+			}
+		}
+	}]).png()
+
+	setResponseHeader(event, "content-type", "image/png")
+	return streamOut
+}))
+
+module.exports.getLetterAvatarURL = getLetterAvatarURL
diff --git a/src/web/routes/link.js b/src/web/routes/link.js
index 43995fc..772a19c 100644
--- a/src/web/routes/link.js
+++ b/src/web/routes/link.js
@@ -204,6 +204,12 @@ as.router.post("/api/link", defineEventHandler(async event => {
 		throw createError({status: 403, message: e.errcode, data: `${e.errcode} - ${e.message}`})
 	}
 
+	// Check room is not encrypted
+	const encryption = await api.getStateEvent(parsedBody.matrix, "m.room.encryption", "").catch(() => null)
+	if (encryption) {
+		throw createError({status: 400, message: "Bad Request", data: "Encrypted rooms are not supported for bridging. Please replace it with an unencrypted room."})
+	}
+
 	// Check bridge has PL 100
 	const {powerLevels, powers: {[utils.bot]: selfPowerLevel}} = await utils.getEffectivePower(parsedBody.matrix, [utils.bot], api)
 	if (selfPowerLevel < (powerLevels?.state_default ?? 50) || selfPowerLevel < 100) throw createError({status: 400, message: "Bad Request", data: "OOYE needs power level 100 (admin) in the target Matrix room"})
diff --git a/src/web/routes/link.test.js b/src/web/routes/link.test.js
index e8473f8..0182093 100644
--- a/src/web/routes/link.test.js
+++ b/src/web/routes/link.test.js
@@ -1,6 +1,6 @@
 // @ts-check
 
-const tryToCatch = require("try-to-catch")
+const {tryToCatch} = require("try-to-catch")
 const {router, test} = require("../../../test/web")
 const {MatrixServerError} = require("../../matrix/mreq")
 const {select, db} = require("../../passthrough")
@@ -435,6 +435,47 @@ test("web link room: check that bridge can join room (uses via for join attempt)
 	t.equal(called, 2)
 })
 
+test("web link room: check that room is not encrypted", async t => {
+let called = 0
+	const [error] = await tryToCatch(() => router.test("post", "/api/link", {
+		sessionData: {
+			managedGuilds: ["665289423482519565"]
+		},
+		body: {
+			discord: "665310973967597573",
+			matrix: "!NDbIqNpJyPvfKRnNcr:cadence.moe",
+			guild_id: "665289423482519565"
+		},
+		api: {
+			async joinRoom(roomID) {
+				called++
+				return roomID
+			},
+			async *generateFullHierarchy(spaceID) {
+				called++
+				t.equal(spaceID, "!zTMspHVUBhFLLSdmnS:cadence.moe")
+				yield {
+					room_id: "!NDbIqNpJyPvfKRnNcr:cadence.moe",
+					children_state: [],
+					guest_can_join: false,
+					num_joined_members: 2
+				}
+				/* c8 ignore next */
+			},
+			async getStateEvent(roomID, type, key) {
+				called++
+				t.equal(roomID, "!NDbIqNpJyPvfKRnNcr:cadence.moe")
+				if (type === "m.room.encryption" && key === "") {
+					return {algorithm: "m.megolm.v1.aes-sha2"}
+				}
+				throw new Error("Unknown state event")
+			}
+		}
+	}))
+	t.equal(error.data, "Encrypted rooms are not supported for bridging. Please replace it with an unencrypted room.")
+	t.equal(called, 3)
+})
+
 test("web link room: check that bridge has PL 100 in target room", async t => {
 	let called = 0
 	const [error] = await tryToCatch(() => router.test("post", "/api/link", {
@@ -465,9 +506,10 @@ test("web link room: check that bridge has PL 100 in target room", async t => {
 			async getStateEvent(roomID, type, key) {
 				called++
 				t.equal(roomID, "!NDbIqNpJyPvfKRnNcr:cadence.moe")
-				t.equal(type, "m.room.power_levels")
-				t.equal(key, "")
-				return {users_default: 50}
+				if (type === "m.room.power_levels" && key === "") {
+					return {users_default: 50}
+				}
+				throw new Error("Unknown state event")
 			},
 			async getStateEventOuter(roomID, type, key) {
 				called++
@@ -489,7 +531,7 @@ test("web link room: check that bridge has PL 100 in target room", async t => {
 		}
 	}))
 	t.equal(error.data, "OOYE needs power level 100 (admin) in the target Matrix room")
-	t.equal(called, 4)
+	t.equal(called, 5)
 })
 
 test("web link room: successfully calls createRoom", async t => {
diff --git a/src/web/routes/log-in-with-matrix.test.js b/src/web/routes/log-in-with-matrix.test.js
index 830556e..2f9afcc 100644
--- a/src/web/routes/log-in-with-matrix.test.js
+++ b/src/web/routes/log-in-with-matrix.test.js
@@ -1,6 +1,6 @@
 // @ts-check
 
-const tryToCatch = require("try-to-catch")
+const {tryToCatch} = require("try-to-catch")
 const {router, test} = require("../../../test/web")
 const {MatrixServerError} = require("../../matrix/mreq")
 
diff --git a/src/web/routes/oauth.test.js b/src/web/routes/oauth.test.js
index 2f3a791..1a06e39 100644
--- a/src/web/routes/oauth.test.js
+++ b/src/web/routes/oauth.test.js
@@ -1,7 +1,7 @@
 // @ts-check
 
 const DiscordTypes = require("discord-api-types/v10")
-const tryToCatch = require("try-to-catch")
+const {tryToCatch} = require("try-to-catch")
 const assert = require("assert/strict")
 const {router, test} = require("../../../test/web")
 
diff --git a/src/web/routes/password.test.js b/src/web/routes/password.test.js
index aa60bd3..fca4e70 100644
--- a/src/web/routes/password.test.js
+++ b/src/web/routes/password.test.js
@@ -1,6 +1,6 @@
 // @ts-check
 
-const tryToCatch = require("try-to-catch")
+const {tryToCatch} = require("try-to-catch")
 const {test} = require("supertape")
 const {router} = require("../../../test/web")
 
diff --git a/src/web/routes/stats.js b/src/web/routes/stats.js
new file mode 100644
index 0000000..1bfd300
--- /dev/null
+++ b/src/web/routes/stats.js
@@ -0,0 +1,85 @@
+// @ts-check
+
+const {defineEventHandler, getValidatedQuery, H3Event, setResponseHeader} = require("h3")
+const {as, db, sync} = require("../../passthrough")
+const {reg} = require("../../matrix/read-registration")
+
+/** @type {import("../../discord/utils")} */
+const dUtils = sync.require("../../discord/utils")
+
+// Calculation takes time and is single-threaded. I could add database indexes, but this is simpler and doesn't need storage.
+const STATS_CACHE_TIME = 10 * 60 * 1000 // 10 minutes
+
+function getMessageCountLastDuration(duration) {
+	const snowflake = dUtils.timestampToSnowflakeInexact(Date.now() - duration)
+	return db.prepare("select count(*) from message_room where message_id >= ? and length(message_id) = ?").pluck().get(snowflake, snowflake.length)
+}
+
+function getStats() {
+	const durations = [
+		["week", 7 * 24 * 60 * 60 * 1000],
+		["day", 1 * 24 * 60 * 60 * 1000],
+		["hour", 1 * 60 * 60 * 1000]
+	]
+
+	// console.time("get stats")
+	let temp = {
+		guilds: db.prepare("select count(*) from guild_space").pluck().get(),
+		channels: db.prepare("select count(*) from channel_room").pluck().get(),
+		messages: db.prepare("select count(*) from message_room").pluck().get(),
+		...durations.reduce((a, c) => (a[`messages_last_${c[0]}`] = getMessageCountLastDuration(c[1]), a), {}),
+		message_sources: db.prepare("select count(*) from event_message where part = 0 group by source order by source").pluck().all(),
+		oldest_message: new Date(dUtils.snowflakeToTimestampExact(db.prepare("select min(message_id) from event_message where source = 0").pluck().get())), // good until 2090
+		discord_users: db.prepare("select count(*) from sim").pluck().get(),
+		matrix_users: db.prepare("select count(distinct mxid) from member_cache where mxid not like ?").pluck().get(reg.namespaces.users[0].regex.replace(/\.\*.*/, "%")),
+	}
+	// console.timeEnd("get stats")
+	return temp
+}
+
+/** @type {ReturnType<typeof getStats>} */
+let stats
+let statsUpdatedAt = 0
+
+function updateStatsIfOld() {
+	if (statsUpdatedAt < Date.now() - STATS_CACHE_TIME) {
+		stats = getStats()
+		statsUpdatedAt = Date.now()
+	}
+}
+
+as.router.get("/api/stats", defineEventHandler(async event => {
+	updateStatsIfOld()
+	return {
+		...stats,
+		oldest_message: stats.oldest_message.toISOString(),
+	}
+}))
+
+as.router.get("/metrics", defineEventHandler(async event => {
+	updateStatsIfOld()
+	setResponseHeader(event, "content-type", "text/plain")
+	return `
+# HELP guilds Total number of guilds
+# TYPE guilds gauge
+ooye_guilds_total ${stats.guilds}
+
+# HELP channels Total number of channels
+# TYPE channels gauge
+ooye_channels_total ${stats.channels}
+
+# HELP messages_total Total number of messages sent from each side
+# TYPE messages_total gauge
+ooye_messages_total{type="matrix"} ${stats.message_sources[0]}
+ooye_messages_total{type="discord"} ${stats.message_sources[1]}
+
+# HELP oldest_message_timestamp Unix timestamp of the oldest message
+# TYPE oldest_message_timestamp gauge
+ooye_oldest_message_timestamp_seconds ${stats.oldest_message.getTime() / 1000}
+
+# HELP ooye_users_total Total number of users on each side
+# TYPE ooye_users_total gauge
+ooye_users_total{type="matrix"} ${stats.matrix_users}
+ooye_users_total{type="discord"} ${stats.discord_users}
+`.trimStart()
+}))
diff --git a/src/web/server.js b/src/web/server.js
index dc13cf0..e28060d 100644
--- a/src/web/server.js
+++ b/src/web/server.js
@@ -83,7 +83,13 @@ function tryStatic(event, fallthrough) {
 			// Everything else
 			else {
 				const mime = mimeTypes.lookup(id)
-				if (typeof mime === "string") defaultContentType(event, mime)
+				if (typeof mime === "string") {
+					if (mime.startsWith("text/")) {
+						defaultContentType(event, mime + "; charset=utf-8") // usually wise
+					} else {
+						defaultContentType(event, mime)
+					}
+				}
 				return {
 					size: stats.size
 				}
@@ -94,7 +100,7 @@ function tryStatic(event, fallthrough) {
 				const path = join(publicDir, id)
 				return pugSync.renderPath(event, path, {})
 			} else {
-				return fs.promises.readFile(join(publicDir, id))
+				return fs.createReadStream(join(publicDir, id))
 			}
 		}
 	})
@@ -124,7 +130,9 @@ sync.require("./routes/download-discord")
 sync.require("./routes/guild-settings")
 sync.require("./routes/guild")
 sync.require("./routes/info")
+sync.require("./routes/letter-avatar")
 sync.require("./routes/link")
 sync.require("./routes/log-in-with-matrix")
 sync.require("./routes/oauth")
 sync.require("./routes/password")
+sync.require("./routes/stats")
diff --git a/test/data.js b/test/data.js
index 6a53cb0..eab9a63 100644
--- a/test/data.js
+++ b/test/data.js
@@ -19,6 +19,26 @@ module.exports = {
 			default_thread_rate_limit_per_user: 0,
 			guild_id: "112760669178241024"
 		},
+		voice: {
+			voice_background_display: null,
+			version: 1774469910848,
+			user_limit: 0,
+			type: 2,
+			theme_color: null,
+			status: null,
+			rtc_region: null,
+			rate_limit_per_user: 0,
+			position: 0,
+			permission_overwrites: [],
+			parent_id: "805261291908104252",
+			nsfw: false,
+			name: "🍞丨[8user] Piece",
+			last_message_id: "1459912691098325137",
+			id: "1036840786093953084",
+			flags: 0,
+			bitrate: 256000,
+			guild_id: "112760669178241024"
+		},
 		updates: {
 			type: 0,
 			topic: "Updates and release announcements for Out Of Your Element.",
@@ -2015,6 +2035,80 @@ module.exports = {
 				tts: false
 			}
 		},
+		reply_to_member_join: {
+			type: 19,
+			content: "when the broke friend who we pay to bring food shows up at the medieval lord party",
+			mentions: [],
+			mention_roles: [],
+			attachments: [],
+			embeds: [],
+			timestamp: "2026-03-30T12:11:04.443000+00:00",
+			edited_timestamp: null,
+			flags: 0,
+			components: [],
+			id: "1488148556962332692",
+			channel_id: "475599038536744962",
+			author: {
+				id: "576945009408999426",
+				username: "randomllama121",
+				avatar: "08510a70f957106dad1580323c40cd7a",
+				discriminator: "0",
+				public_flags: 128,
+				flags: 128,
+				banner: null,
+				accent_color: null,
+				global_name: "random :3",
+				avatar_decoration_data: null,
+				collectibles: null,
+				display_name_styles: null,
+				banner_color: null,
+				clan: null,
+				primary_guild: null
+			},
+			pinned: false,
+			mention_everyone: false,
+			tts: false,
+			message_reference: {
+				type: 0,
+				channel_id: "475599038536744962",
+				message_id: "1488146734352826478",
+				guild_id: "475599038536744960"
+			},
+			referenced_message: {
+				type: 7,
+				content: "",
+				mentions: [],
+				mention_roles: [],
+				attachments: [],
+				embeds: [],
+				timestamp: "2026-03-30T12:03:49.899000+00:00",
+				edited_timestamp: null,
+				flags: 0,
+				components: [],
+				id: "1488146734352826478",
+				channel_id: "475599038536744962",
+				author: {
+					id: "1461677775554478161",
+					username: "peasant321_76775",
+					avatar: null,
+					discriminator: "0",
+					public_flags: 0,
+					flags: 0,
+					banner: null,
+					accent_color: null,
+					global_name: "PEASANT!!",
+					avatar_decoration_data: null,
+					collectibles: null,
+					display_name_styles: null,
+					banner_color: null,
+					clan: null,
+					primary_guild: null
+				},
+				pinned: false,
+				mention_everyone: false,
+				tts: false
+			}
+		},
 		attachment_no_content: {
 			id: "1124628646670389348",
 			type: 0,
@@ -4617,7 +4711,7 @@ module.exports = {
 			flags: 0,
 			components: []
 		},
-		escaping_crazy_html_tags: {
+		extreme_html_escaping: {
 			id: "1158894131322552391",
 			type: 0,
 			content: "",
@@ -5067,6 +5161,141 @@ module.exports = {
 			pinned: false,
 			mention_everyone: false,
 			tts: false
+		},
+		four_images: {
+			type: 0,
+			content: "",
+			mentions: [],
+			mention_roles: [],
+			attachments: [],
+			embeds: [],
+			timestamp: "2026-03-12T18:00:50.737000+00:00",
+			edited_timestamp: null,
+			flags: 16384,
+			components: [],
+			id: "1481713598278533241",
+			channel_id: "687028734322147344",
+			author: {
+				id: "112760500130975744",
+				username: "minimus",
+				avatar: "a_a354b9eaff512485b49c82b13691b941",
+				discriminator: "0",
+				public_flags: 512,
+				flags: 512,
+				banner: null,
+				accent_color: null,
+				global_name: "minimus",
+				avatar_decoration_data: null,
+				collectibles: null,
+				display_name_styles: { font_id: 11, effect_id: 5, colors: [ 6106655 ] },
+				banner_color: null,
+				clan: null,
+				primary_guild: null
+			},
+			pinned: false,
+			mention_everyone: false,
+			tts: false,
+			message_reference: {
+				type: 1,
+				channel_id: "637339857118822430",
+				message_id: "1481696763483258891",
+				guild_id: "408573045540651009"
+			},
+			message_snapshots: [
+				{
+					message: {
+						type: 0,
+						content: "https://fixupx.com/i/status/2032003668787020046",
+						mentions: [],
+						mention_roles: [],
+						attachments: [],
+						embeds: [
+							{
+								type: "rich",
+								url: "https://fixupx.com/i/status/2032003668787020046",
+								description: "4chan owner Hiroyuki, Evangelion director Hideaki Anno and GACKT to participate in “humanity’s last non\\-AI made social network”\n" +
+								"︀︀\n" +
+								"︀︀[automaton-media.com/en/news/4chan-owner-hiroyuki-evangelion-director-hideaki-anno-and-gackt-to-participate-in-humanitys-last-non-ai-made-social-network/](https://automaton-media.com/en/news/4chan-owner-hiroyuki-evangelion-director-hideaki-anno-and-gackt-to-participate-in-humanitys-last-non-ai-made-social-network/)\n" +
+								"\n" +
+								"**[💬](https://x.com/intent/tweet?in_reply_to=2032003668787020046) 36 [🔁](https://x.com/intent/retweet?tweet_id=2032003668787020046) 212 [❤](https://x.com/intent/like?tweet_id=2032003668787020046) 3\\.0K 👁 131\\.7K **",
+								color: 6513919,
+								timestamp: "2026-03-12T08:00:02+00:00",
+								author: {
+									name: "AUTOMATON WEST (@AUTOMATON_ENG)",
+									url: "https://x.com/AUTOMATON_ENG/status/2032003668787020046",
+									icon_url: "https://pbs.twimg.com/profile_images/1353559126693961729/pz-WVnDc_200x200.jpg",
+									proxy_icon_url: "https://images-ext-1.discordapp.net/external/1OzGhjvZTRstTxM38_7pqHXlmdbMddqh1F8R0-WrKqw/https/pbs.twimg.com/profile_images/1353559126693961729/pz-WVnDc_200x200.jpg"
+								},
+								image: {
+									url: "https://pbs.twimg.com/media/HDMUyf6bQAM3yts.jpg?name=orig",
+									proxy_url: "https://images-ext-1.discordapp.net/external/NkNgp2SyY1OCH9IdS8hqsUqbnbrp3A9oLNwYusVVCVQ/%3Fname%3Dorig/https/pbs.twimg.com/media/HDMUyf6bQAM3yts.jpg",
+									width: 872,
+									height: 886,
+									content_type: "image/jpeg",
+									placeholder: "6vcFFwL6R3lye2V3l1mIl5l3WPN5FZ8H",
+									placeholder_version: 1,
+									flags: 0
+								},
+								footer: {
+									text: "FixupX",
+									icon_url: "https://assets.fxembed.com/logos/fixupx64.png",
+									proxy_icon_url: "https://images-ext-1.discordapp.net/external/LwQ70Uiqfu0OCN4ZbA4f482TGCgQa-xGsnUFYfhIgYA/https/assets.fxembed.com/logos/fixupx64.png"
+								},
+								content_scan_version: 4
+							},
+							{
+								type: "rich",
+								url: "https://fixupx.com/i/status/2032003668787020046",
+								image: {
+									url: "https://pbs.twimg.com/media/HDMUgxybQAE4FtJ.jpg?name=orig",
+									proxy_url: "https://images-ext-1.discordapp.net/external/Rquh1ec-tG9hMqdHqIVSphO7zf5B5Fg_7yTWhCjlsek/%3Fname%3Dorig/https/pbs.twimg.com/media/HDMUgxybQAE4FtJ.jpg",
+									width: 1114,
+									height: 991,
+									content_type: "image/jpeg",
+									placeholder: "JQgKDoL3epZ8ZIdnlmmHZ4d4CIGmUEc=",
+									placeholder_version: 1,
+									flags: 0
+								},
+								content_scan_version: 4
+							},
+							{
+								type: "rich",
+								url: "https://fixupx.com/i/status/2032003668787020046",
+								image: {
+									url: "https://pbs.twimg.com/media/HDMUrPobgAAeb90.jpg?name=orig",
+									proxy_url: "https://images-ext-1.discordapp.net/external/XrkhHNH3CvlZYvjkdykVnf-_xdz6HWX8uwesoAwwSfY/%3Fname%3Dorig/https/pbs.twimg.com/media/HDMUrPobgAAeb90.jpg",
+									width: 944,
+									height: 954,
+									content_type: "image/jpeg",
+									placeholder: "m/cJDwCbV0mfaoZzlihqeXdqCVN9A6oD",
+									placeholder_version: 1,
+									flags: 0
+								},
+								content_scan_version: 4
+							},
+							{
+								type: "rich",
+								url: "https://fixupx.com/i/status/2032003668787020046",
+								image: {
+									url: "https://pbs.twimg.com/media/HDMUuy5bgAAInj5.jpg?name=orig",
+									proxy_url: "https://images-ext-1.discordapp.net/external/lO-5hBMU9bGH13Ax9xum2T2Mg0ATdv0b6BEx_VeVi80/%3Fname%3Dorig/https/pbs.twimg.com/media/HDMUuy5bgAAInj5.jpg",
+									width: 1200,
+									height: 630,
+									content_type: "image/jpeg",
+									placeholder: "tfcJDIK3mIl1eIiPdY23dX9b9w==",
+									placeholder_version: 1,
+									flags: 0
+								},
+								content_scan_version: 4
+							}
+						],
+						timestamp: "2026-03-12T16:53:57.009000+00:00",
+						edited_timestamp: null,
+						flags: 0,
+						components: []
+					}
+				}
+			]
 		}
 	},
 	message_with_components: {
@@ -5244,6 +5473,189 @@ module.exports = {
 					content: '-# Original Message ID: 1466556003645657118 · <t:1769724599:f>'
 				}
 			]
+		},
+		pk_ping_components_v1: {
+			type: 23,
+			content: "Psst, **Red** (<@772659086046658620>), you have been pinged by <@772659086046658620>.",
+			mentions: [
+				{
+					id: "772659086046658620",
+					username: "cadence.worm",
+					avatar: "466df0c98b1af1e1388f595b4c1ad1b9",
+					discriminator: "0",
+					public_flags: 0,
+					flags: 0,
+					banner: null,
+					accent_color: null,
+					global_name: "cadence",
+					avatar_decoration_data: null,
+					collectibles: null,
+					display_name_styles: null,
+					banner_color: null,
+					clan: {
+						identity_guild_id: "532245108070809601",
+						identity_enabled: true,
+						tag: "doll",
+						badge: "dba08126b4e810a0e096cc7cd5bc37f0"
+					},
+					primary_guild: {
+						identity_guild_id: "532245108070809601",
+						identity_enabled: true,
+						tag: "doll",
+						badge: "dba08126b4e810a0e096cc7cd5bc37f0"
+					}
+				}
+			],
+			mention_roles: [],
+			attachments: [],
+			embeds: [],
+			timestamp: "2026-03-25T07:07:02.626000+00:00",
+			edited_timestamp: null,
+			flags: 0,
+			components: [
+				{
+					type: 1,
+					id: 1,
+					components: [
+						{
+							type: 2,
+							id: 2,
+							style: 5,
+							label: "Jump",
+							url: "https://discord.com/channels/1160893336324931584/1160894080998461480/1440549403667468320"
+						}
+					]
+				}
+			],
+			id: "1486260105908457653",
+			channel_id: "1160894080998461480",
+			author: {
+				id: "466378653216014359",
+				username: "PluralKit",
+				avatar: "b78ef67a081737a830b60aa47d9ebcd9",
+				discriminator: "4020",
+				public_flags: 65536,
+				flags: 65536,
+				bot: true,
+				banner: null,
+				accent_color: null,
+				global_name: null,
+				avatar_decoration_data: null,
+				collectibles: null,
+				display_name_styles: null,
+				banner_color: null,
+				clan: null,
+				primary_guild: null
+			},
+			pinned: false,
+			mention_everyone: false,
+			tts: false,
+			application_id: "466378653216014359",
+			interaction: {
+				id: "1486260103928614932",
+				type: 2,
+				name: "🔔 Ping author",
+				user: {
+					id: "772659086046658620",
+					username: "cadence.worm",
+					avatar: "466df0c98b1af1e1388f595b4c1ad1b9",
+					discriminator: "0",
+					public_flags: 0,
+					flags: 0,
+					banner: null,
+					accent_color: null,
+					global_name: "cadence",
+					avatar_decoration_data: null,
+					collectibles: null,
+					display_name_styles: null,
+					banner_color: null,
+					clan: {
+						identity_guild_id: "532245108070809601",
+						identity_enabled: true,
+						tag: "doll",
+						badge: "dba08126b4e810a0e096cc7cd5bc37f0"
+					},
+					primary_guild: {
+						identity_guild_id: "532245108070809601",
+						identity_enabled: true,
+						tag: "doll",
+						badge: "dba08126b4e810a0e096cc7cd5bc37f0"
+					}
+				}
+			},
+			webhook_id: "466378653216014359",
+			message_reference: {
+				type: 0,
+				channel_id: "1160894080998461480",
+				message_id: "1440549403667468320",
+				guild_id: "1160893336324931584"
+			},
+			interaction_metadata: {
+				id: "1486260103928614932",
+				type: 2,
+				user: {
+					id: "772659086046658620",
+					username: "cadence.worm",
+					avatar: "466df0c98b1af1e1388f595b4c1ad1b9",
+					discriminator: "0",
+					public_flags: 0,
+					flags: 0,
+					banner: null,
+					accent_color: null,
+					global_name: "cadence",
+					avatar_decoration_data: null,
+					collectibles: null,
+					display_name_styles: null,
+					banner_color: null,
+					clan: {
+						identity_guild_id: "532245108070809601",
+						identity_enabled: true,
+						tag: "doll",
+						badge: "dba08126b4e810a0e096cc7cd5bc37f0"
+					},
+					primary_guild: {
+						identity_guild_id: "532245108070809601",
+						identity_enabled: true,
+						tag: "doll",
+						badge: "dba08126b4e810a0e096cc7cd5bc37f0"
+					}
+				},
+				authorizing_integration_owners: { "0": "1160893336324931584" },
+				name: "🔔 Ping author",
+				command_type: 3,
+				target_message_id: "1440549403667468320"
+			},
+			referenced_message: {
+				type: 0,
+				content: "test",
+				mentions: [],
+				mention_roles: [],
+				attachments: [],
+				embeds: [],
+				timestamp: "2025-11-19T03:49:01.948000+00:00",
+				edited_timestamp: null,
+				flags: 0,
+				components: [],
+				id: "1440549403667468320",
+				channel_id: "1160894080998461480",
+				author: {
+					id: "1195662438662680720",
+					username: "special name",
+					avatar: "a82347890f2739e5880cd82b8c1a708e",
+					discriminator: "0000",
+					public_flags: 0,
+					flags: 0,
+					bot: true,
+					global_name: null,
+					clan: null,
+					primary_guild: null
+				},
+				pinned: false,
+				mention_everyone: false,
+				tts: false,
+				application_id: "466378653216014359",
+				webhook_id: "1195662438662680720"
+			}
 		}
 	},
 	message_update: {
@@ -6035,6 +6447,37 @@ module.exports = {
 			components: [],
 			position: 12
 		},
+		channel_follow_add: {
+			type: 12,
+			content: "PluralKit #downtime",
+			attachments: [],
+			embeds: [],
+			timestamp: "2026-03-24T23:16:04.097Z",
+			edited_timestamp: null,
+			flags: 0,
+			components: [],
+			id: "1486141581047369888",
+			channel_id: "1451125453082591314",
+			author: {
+				id: "154058479798059009",
+				username: "exaptations",
+				discriminator: "0",
+				avatar: "57b5cfe09a48a5902f2eb8fa65bb1b80",
+				bot: false,
+				flags: 0,
+				globalName: "Exa",
+			},
+			pinned: false,
+			mentions: [],
+			mention_roles: [],
+			mention_everyone: false,
+			tts: false,
+			message_reference: {
+				type: 0,
+				channel_id: "1015204661701124206",
+				guild_id: "466707357099884544"
+			}
+		},
 		updated_to_start_thread_from_here: {
 			t: "MESSAGE_UPDATE",
 			s: 19,
diff --git a/test/ooye-test-data.sql b/test/ooye-test-data.sql
index 1dd9dfe..1662320 100644
--- a/test/ooye-test-data.sql
+++ b/test/ooye-test-data.sql
@@ -38,15 +38,28 @@ INSERT INTO sim (user_id, username, sim_name, mxid) VALUES
 ('1109360903096369153', 'Amanda', 'amanda', '@_ooye_amanda:cadence.moe'),
 ('43d378d5-1183-47dc-ab3c-d14e21c3fe58', '_pk_zoego', '_pk_zoego', '@_ooye__pk_zoego:cadence.moe'),
 ('320067006521147393', 'papiophidian', 'papiophidian', '@_ooye_papiophidian:cadence.moe'),
-('772659086046658620', 'cadence.worm', 'cadence', '@_ooye_cadence:cadence.moe');
+('772659086046658620', 'cadence.worm', 'cadence', '@_ooye_cadence:cadence.moe'),
+('196188877885538304', 'ampflower', 'ampflower', '@_ooye_ampflower:cadence.moe'),
+('1458668878107381800', 'Evil Lillith (she/her)', 'evil_lillith_sheher', '@_ooye_evil_lillith_sheher:cadence.moe'),
+('197126718400626689', 'infinidoge1337', 'infinidoge1337', '@_ooye_infinidoge1337:cadence.moe');
+
 
 INSERT INTO sim_member (mxid, room_id, hashed_profile_content) VALUES
 ('@_ooye_bojack_horseman:cadence.moe', '!hYnGGlPHlbujVVfktC:cadence.moe', NULL),
-('@_ooye_cadence:cadence.moe', '!BnKuBPCvyfOkhcUjEu:cadence.moe', NULL);
+('@_ooye_cadence:cadence.moe', '!BnKuBPCvyfOkhcUjEu:cadence.moe', NULL),
+('@_ooye_cadence:cadence.moe', '!kLRqKKUQXcibIMtOpl:cadence.moe', NULL),
+('@_ooye_cadence:cadence.moe', '!fGgIymcYWOqjbSRUdV:cadence.moe', NULL),
+('@_ooye_ampflower:cadence.moe', '!qzDBLKlildpzrrOnFZ:cadence.moe', NULL),
+('@_ooye__pk_zoego:cadence.moe', '!qzDBLKlildpzrrOnFZ:cadence.moe', NULL),
+('@_ooye_infinidoge1337:cadence.moe', '!BnKuBPCvyfOkhcUjEu:cadence.moe', NULL),
+('@_ooye_evil_lillith_sheher:cadence.moe', '!BnKuBPCvyfOkhcUjEu:cadence.moe', NULL);
 
 INSERT INTO sim_proxy (user_id, proxy_owner_id, displayname) VALUES
 ('43d378d5-1183-47dc-ab3c-d14e21c3fe58', '196188877885538304', 'Azalea &flwr; 🌺');
 
+INSERT INTO app_user_install (guild_id, app_bot_id, user_id) VALUES
+('66192955777486848', '1458668878107381800', '197126718400626689');
+
 INSERT INTO message_room (message_id, historical_room_index)
 WITH a (message_id, channel_id) AS (VALUES
 ('1106366167788044450', '122155380120748034'),
@@ -82,7 +95,8 @@ WITH a (message_id, channel_id) AS (VALUES
 ('1381212840957972480', '112760669178241024'),
 ('1401760355339862066', '112760669178241024'),
 ('1439351590262800565', '1438284564815548418'),
-('1404133238414376971', '112760669178241024'))
+('1404133238414376971', '112760669178241024'),
+('1440549403667468320', '1160894080998461480'))
 SELECT message_id, max(historical_room_index) as historical_room_index FROM a INNER JOIN historical_channel_room ON historical_channel_room.reference_channel_id = a.channel_id GROUP BY message_id;
 
 INSERT INTO event_message (event_id, event_type, event_subtype, message_id, part, reaction_part, source) VALUES
@@ -130,7 +144,8 @@ INSERT INTO event_message (event_id, event_type, event_subtype, message_id, part
 ('$7P2O_VTQNHvavX5zNJ35DV-dbJB1Ag80tGQP_JzGdhk', 'm.room.message', 'm.text', '1401760355339862066', 0, 0, 0),
 ('$ielAnR6geu0P1Tl5UXfrbxlIf-SV9jrNprxrGXP3v7M', 'm.room.message', 'm.image', '1439351590262800565', 0, 0, 0),
 ('$uUKLcTQvik5tgtTGDKuzn0Ci4zcCvSoUcYn2X7mXm9I', 'm.room.message', 'm.text', '1404133238414376971', 0, 1, 1),
-('$LhmoWWvYyn5_AHkfb6FaXmLI6ZOC1kloql5P40YDmIk', 'm.room.message', 'm.notice', '1404133238414376971', 1, 0, 1);
+('$LhmoWWvYyn5_AHkfb6FaXmLI6ZOC1kloql5P40YDmIk', 'm.room.message', 'm.notice', '1404133238414376971', 1, 0, 1),
+('$l9FMmsEbh9K0NUReeEpWOMZYGRlUOE8yLcm6P-TYHSM', 'm.room.message', 'm.text', '1440549403667468320', 0, 0, 1);
 
 INSERT INTO file (discord_url, mxc_url) VALUES
 ('https://cdn.discordapp.com/attachments/497161332244742154/1124628646431297546/image.png', 'mxc://cadence.moe/qXoZktDqNtEGuOCZEADAMvhM'),
@@ -179,6 +194,7 @@ INSERT INTO member_cache (room_id, mxid, displayname, avatar_url, power_level) V
 ('!TqlyQmifxGUggEmdBN:cadence.moe', '@ampflower:matrix.org', 'Ampflower 🌺', 'mxc://cadence.moe/PRfhXYBTOalvgQYtmCLeUXko', 0),
 ('!TqlyQmifxGUggEmdBN:cadence.moe', '@aflower:syndicated.gay', 'Rose', 'mxc://syndicated.gay/ZkBUPXCiXTjdJvONpLJmcbKP', 0),
 ('!TqlyQmifxGUggEmdBN:cadence.moe', '@cadence:cadence.moe', 'cadence [they]', NULL, 0),
+('!qzDBLKlildpzrrOnFZ:cadence.moe', '@lavender.pet:queer.sh', 'lavender.pet', NULL, 0),
 ('!iSyXgNxQcEuXoXpsSn:pussthecat.org', '@austin:tchncs.de', 'Austin Huang', 'mxc://tchncs.de/090a2b5e07eed2f71e84edad5207221e6c8f8b8e', 0),
 ('!zq94fae5bVKUubZLp7:agiadn.org', '@underscore_x:agiadn.org', 'underscore_x', NULL, 100);
 
diff --git a/test/test.js b/test/test.js
index e05b687..4cd9627 100644
--- a/test/test.js
+++ b/test/test.js
@@ -6,31 +6,29 @@ const sqlite = require("better-sqlite3")
 const {Writable} = require("stream")
 const migrate = require("../src/db/migrate")
 const HeatSync = require("heatsync")
-const {test, extend} = require("supertape")
+const {test} = require("supertape")
 const data = require("./data")
 const {green} = require("ansi-colors")
+const mixin = require("@cloudrac3r/mixin-deep")
 
 const passthrough = require("../src/passthrough")
 const db = new sqlite(":memory:")
 
-const {reg} = require("../src/matrix/read-registration")
-reg.ooye.discord_token = "Njg0MjgwMTkyNTUzODQ0NzQ3.Xl3zlw.baby"
-reg.ooye.server_origin = "https://matrix.cadence.moe" // so that tests will pass even when hard-coded
-reg.ooye.server_name = "cadence.moe"
-reg.ooye.namespace_prefix = "_ooye_"
-reg.sender_localpart = "_ooye_bot"
-reg.id = "baby"
-reg.as_token = "don't actually take authenticated actions on the server"
-reg.hs_token = "don't actually take authenticated actions on the server"
-reg.namespaces = {
-	users: [{regex: "@_ooye_.*:cadence.moe", exclusive: true}],
-	aliases: [{regex: "#_ooye_.*:cadence.moe", exclusive: true}]
-}
-reg.ooye.bridge_origin = "https://bridge.example.org"
-reg.ooye.time_zone = "Pacific/Auckland"
-reg.ooye.max_file_size = 5000000
-reg.ooye.web_password = "password123"
-reg.ooye.include_user_id_in_mxid = false
+const registration = require("../src/matrix/read-registration")
+registration.reg = mixin(registration.getTemplateRegistration("cadence.moe"), {
+	id: "baby",
+	url: "http://localhost:6693",
+	as_token: "don't actually take authenticated actions on the server",
+	hs_token: "don't actually take authenticated actions on the server",
+	ooye: {
+		server_origin: "https://matrix.cadence.moe",
+		bridge_origin: "https://bridge.example.org",
+		discord_token: "Njg0MjgwMTkyNTUzODQ0NzQ3.Xl3zlw.baby",
+		discord_client_secret: "baby",
+		web_password: "password123",
+		time_zone: "Pacific/Auckland",
+	}
+})
 
 const sync = new HeatSync({watchFS: false})
 
@@ -154,6 +152,7 @@ file._actuallyUploadDiscordFileToMxc = function(url, res) { throw new Error(`Not
 	require("../src/d2m/converters/message-to-event.test.embeds")
 	require("../src/d2m/converters/message-to-event.test.pk")
 	require("../src/d2m/converters/pins-to-list.test")
+	require("../src/d2m/converters/remove-member-mxids.test")
 	require("../src/d2m/converters/remove-reaction.test")
 	require("../src/d2m/converters/thread-to-announcement.test")
 	require("../src/d2m/converters/user-to-mxid.test")