"We’d probably all be using an IM client built around Jabber."
Depending on your circle, some do. gChat is runs off the Jabber protocol. On the Mac, Adium is one of the best (I don't know about most popular) multi-system clients out there. I'm also partial to Pidgin Linux.
Depending on your circle, some do. gChat is runs off the Jabber protocol. On the Mac, Adium is one of the best (I don't know about most popular) multi-system clients out there. I'm also partial to Pidgin Linux.