I know the room died when most everyone who used it went to hike in 2008/2009, but I’ve resurrected it and wanted to let everyone know. It’s at the same location, irc.xkcd.com port 6667 in room #PCT
A tutorial on how to get started with IRC is located here: http://irchelp.org/irchelp/irctutorial.html
Joker