We use IRC as a chat room. You can find a link in the menu called "IRC Chat" and then just make your nickname the same as here.
Also, Lokadien, you could join us in chat too. :look
So, as for what to do next, your big two choices are probably to hop into either the book discussion forums (broken down by spoilers you're likely to see plus dedicated forums for Brandon Sanderson and other non-Wheel of Time stuff) or the discussion halls (topics about various hobbies and...