diff --git a/nvim/autoload/airline/extensions/dotfiles_tweaks.vim b/nvim/autoload/airline/extensions/dotfiles_tweaks.vim
index ee76228..d1822a3 100644
--- a/nvim/autoload/airline/extensions/dotfiles_tweaks.vim
+++ b/nvim/autoload/airline/extensions/dotfiles_tweaks.vim
@@ -1,7 +1,11 @@
 function! airline#extensions#dotfiles_tweaks#init(ext) abort
   " Undo this commit a little bit:
   " <https://github.com/vim-airline/vim-airline/commit/8929bc72a13d358bb8369443386ac3cc4796ca16>
-  " Most of the hacks present here are not required anymore:
-  " <https://github.com/vim-airline/vim-airline/commit/1f94ec1556db36088897c85db62251b62b683ab3>
-  call airline#parts#define_accent('colnr', 'none')
+  call airline#parts#define('maxlinenr', {
+  \ 'raw': trim(airline#parts#get('maxlinenr').raw),
+  \ })
+  call airline#parts#define('colnr', {
+  \ 'raw': trim(airline#parts#get('colnr').raw),
+  \ 'accent': 'none',
+  \ })
 endfunction
diff --git a/nvim/coc-languages/c.vim b/nvim/coc-languages/c.vim
index 6b3e983..dab445e 100644
--- a/nvim/coc-languages/c.vim
+++ b/nvim/coc-languages/c.vim
@@ -6,7 +6,9 @@ let g:coc_user_config['languageserver.ccls'] = {
 \ 'command': 'ccls',
 \ 'rootPatterns': ['.ccls', 'compile_commands.json', '.vim/', '.git/', '.hg/'],
 \ 'initializationOptions': {
-\   'cache.directory': tempname(),
+\   'cache': {
+\     'directory': '/tmp/ccls',
+\     },
 \   },
 \ }
 
diff --git a/nvim/coc-languages/vim.vim b/nvim/coc-languages/vim.vim
deleted file mode 100644
index c9c0898..0000000
--- a/nvim/coc-languages/vim.vim
+++ /dev/null
@@ -1,52 +0,0 @@
-let s:filetypes = ['vim']
-let g:coc_filetypes += s:filetypes
-
-let g:coc_global_extensions += ['coc-vimlsp']
-let g:coc_user_config['vimlsp'] = {
-\ 'suggest.fromRuntimepath': v:true,
-\ }
-
-" The coc-vimlsp plugin is basically reimplemented here because it doesn't do
-" much beyond just wrapping the language server and passing some init options,
-" but having two processes (plugin+LSP) almost doubles the memory usage.
-"
-" On a second thought... Apparently that's just how this extension works...
-" Either way it spawns two processes (with the controller process having
-" roughly the same memory usage regardless of being in a coc extension). And
-" having updates through :CocUpdate is nice, so I'm gonna use the coc-vimlsp
-" plugin itself. The janky reimplementation is left in this file for better
-" times and bragging purposes.
-finish
-
-" <https://github.com/iamcco/coc-vimlsp/blob/38beb0033c24a50e306343282acb071ffae6eed4/src/index.ts#L47-L82>
-" workspace.isNvim: <https://github.com/neoclide/coc.nvim/blob/1c25102840e1d6d36bca9db8114e8a56f480afc4/autoload/coc/util.vim#L539>
-let g:coc_user_config['languageserver.vimls'] = {
-\ 'filetypes': s:filetypes,
-\ 'command': 'vim-language-server',
-\ 'args': ['--stdio'],
-\ 'initializationOptions': {
-\   'isNeovim': has('nvim'),
-\   'iskeyword': &iskeyword,
-\   'vimruntime': $VIMRUNTIME,
-\   'runtimepath': &runtimepath,
-\   'suggest.fromRuntimepath': v:true,
-\   },
-\ }
-
-augroup dotfiles-coc-vimls
-  autocmd!
-
-  " NOTE: Apparently delaying runtimepath initialization even until VimEnter
-  " is not enough, as coc-snippets adds its plugin to rtp during coc
-  " intialization phase which happens sometime after VimEnter[1]. Although,
-  " judging by the coc source code, custom language servers are initialized
-  " just before activation of extensions[2], and coc-snippets adds its plugin
-  " to rtp in the activation phase[3], so this might be reasonable for us.
-  " [1]: <https://github.com/neoclide/coc.nvim/blob/1c25102840e1d6d36bca9db8114e8a56f480afc4/src/attach.ts#L111-L115>
-  " [2]: <https://github.com/neoclide/coc.nvim/blob/1c25102840e1d6d36bca9db8114e8a56f480afc4/src/plugin.ts#L445-L446>
-  " [3]: <https://github.com/neoclide/coc-snippets/blob/053311a0d9edcc88b9dc0a8e8375dd82b7705f61/src/index.ts#L102>
-  autocmd VimEnter * let g:coc_user_config['languageserver.vimls.initializationOptions.runtimepath'] = &runtimepath
-
-  autocmd User CocNvimInit call CocNotify('vimls', '$/change/iskeyword', &iskeyword)
-  autocmd OptionSet iskeyword call CocNotify('vimls', '$/change/iskeyword', v:option_new)
-augroup END
diff --git a/nvim/plugin/editing.vim b/nvim/plugin/editing.vim
index a294e71..5a81cec 100644
--- a/nvim/plugin/editing.vim
+++ b/nvim/plugin/editing.vim
@@ -60,7 +60,7 @@ set commentstring=//%s
 
 
 " Wrapping {{{
-  set nowrap colorcolumn=81,101,121 textwidth=79
+  set nowrap colorcolumn=81,101,121
 " }}}
 
 
@@ -203,12 +203,10 @@ set commentstring=//%s
 
 " Formatting {{{
 
-  " -o: don't insert a comment after hitting 'o' or 'O' in the Normal mode
-  " -t: don't auto-wrap regular code while typing
-  " -c: don't auto-wrap comments while typing
+  " don't insert a comment after hitting 'o' or 'O' in the Normal mode
   augroup vimrc-editing-formatting
     autocmd!
-    autocmd FileType * set formatoptions-=o | set formatoptions-=t | set formatoptions-=c
+    autocmd FileType * set formatoptions-=o
   augroup END
 
 " }}}
diff --git a/nvim/plugin/interface.vim b/nvim/plugin/interface.vim
index 082f3b4..975c079 100644
--- a/nvim/plugin/interface.vim
+++ b/nvim/plugin/interface.vim
@@ -92,8 +92,8 @@ endif
   let g:airline_symbols = {
     \ 'readonly': 'RO',
     \ 'whitespace': '',
-    \ 'colnr': ' :',
-    \ 'linenr': ' :',
+    \ 'colnr': '',
+    \ 'linenr': '',
     \ 'maxlinenr': ' ',
     \ 'branch': '',
     \ 'notexists': ' [?]',