Update all notes from Discord.

TODO

@@ -1,10 +1,23 @@
 ------------------------------------------------------------------------
 
+- Need to change how con/chat socket mods access luasockets?
+  https://github.com/minetest/minetest/pull/9943
+
 - ServerError: AsyncErr: ServerThread::run Lua: Runtime error from mod
   '' in callback on_chat_message(): /config2/.minetest/mods/szutilpack/
   szutil_suadmin/init.lua:89: attempt to index field 'settings' (a
   userdata value)
 
+- Deprecation warnings for get_connected_players() at mod load time:
+  (at /config/.minetest/mods/szutilpack/szutil_lagometer/init.lua:56)
+  (at /config/.minetest/mods/szutilpack/szutil_logtrace/init.lua:32)
+
+- MOTD mod should background-poll the MOTD file, and announce if there
+  is an update.  Send a chat message?  Set a HUD?
+
+- Migrate my_agree from NodeCore server to new szutil_motd_agree mod.
+  - Don't forget to update priv name on existing server(s).
+
 - szutil_watch needs to save player inventory, watch for race
   conditions.