There a little hidden away but you can find then in the General Chit Chat Forum Click Me
Chat Box Unfortunatly its had to be turned off until the next update which fixes an issuse with Freezing Pages. Its a Microsoft Bug Fix and a little Forum software code that should put it right again. So its gone for a while but not forever. Its being Monitored for fixes daily.
So its back to the good old Chat Room Thread Click Me
You can keep up to date with the changes Change Log - Click Me What's New Features - Click Me