diff --git a/server/TODO b/server/TODO
index 50ae1fe..0b07dc0 100644
--- a/server/TODO
+++ b/server/TODO
@@ -112,3 +112,12 @@ display purposes. Perhaps it comes down to the fact that this is a
 
 Don't forget the "five minute rule":
 http://cacm.acm.org/magazines/2009/7/32091-the-five-minute-rule-20-years-later/fulltext
+
+
+Might be nice to support, among other transports,
+ - http (natch)
+ - websockets
+ - polling the file system for existence of signal files
+    - existence = offered message
+    - deletion = acknowledgement
+ - maildir??