1080p video output from the iPad2 while using its own display for additional content... WOW.

http://www.engadget.com/2011/03/25/real-racing-2-hd-update-might-just-make-you-get-an-av-adapter-fo/

In this case it's Real Racing 2 on a large screen TV @ 1080p with the iPad acting as controller and map. Impressive.