New Cel-shaded Zelda for DS(by the Wind Waker folks), Genny and TG-16 on Revolution. (!)
That's the big news from today.
http://www.joystiq.com/2006/03/23/gdc-news-bits/
http://revolution.ign.com/articles/697/697882p1.html
(no 'official' console name yet though)
Rev's virtual console is going to be awesome.