http://openid.yahoo.com/
Blogger does OpenID... (including RP)
http://bloggerindraft.blogspot.com/2007/11/new-feature-openid-commenting.html
http://bloggerindraft.blogspot.com/2008/01/new-feature-blogger-as-openid-provider.html
AOL/AIM speaking XMPP!?!
http://florianjensen.com/2008/01/17/aol-adopting-xmpp-aka-jabber/
What's next, dogs and cats living together?
Craziness.
