diff --git a/chat/TODO.md b/chat/TODO.md
index 0794fda..00915c7 100644
--- a/chat/TODO.md
+++ b/chat/TODO.md
@@ -1,7 +1,9 @@
 # _chat_ TODO-list
 
-- [x]   server crash when a client quit
-- [x]  clean client exit with <ctrl-c>
-- [ ]  Showing message on server when client disconnect
-- [ ]  welcome message receiving after 1 sended message
-- [ ]  sending welcome message only at 1st client connection
+- [x] ~~server crash when a client quit~~
+- [x] ~~clean client exit with <ctrl-c>~~
+- [ ] showing message on server when client disconnect
+- [ ] broadcasting messages to all client connected
+- [ ] sending welcome message only at 1st client connection
+- [ ] asking/using client-nickname
+- [ ] …