"Real-time" online conferencing [http://en.wikipedia.org/wiki/Chat] [[distinguish from IM?]].  [Tcl] has been the basis for MANY 
implementations of chatting software, including 
   * aMSN
   * TAC and TiK
   * [[tons more]]

[TkChat] is the gateway to our very own [Tcl chatroom] - one of the best places on earth to get quick Tcl advice, ar discuss with members of the [TCT].