To join #rpgnet chat: go to http://www.magicstar.net/chat2/ , select your nick, log in, and type "/join #rpgnet"."
As Gar himself puts it:
I'm doing a chat on the rpgnet channel this evening. Well, this unearthly hour of the night, more accurately. Come ask me questions and/or watch me fall asleep on Mr. Keyboard.
Edit: the link did not work for me, so I missed it. The log is here.