diff --git a/.gitignore b/.gitignore
index d0deb17..23829d0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -38,3 +38,6 @@ out/
 
 # VSCode
 .vscode/settings.json
+
+# LibreOffice
+*\#
diff --git a/doc/BLIP presentation.odp b/doc/BLIP presentation.odp
new file mode 100644
index 0000000..085832a
Binary files /dev/null and b/doc/BLIP presentation.odp differ