Adventures with Windows Presentation Foundation (WPF), formerly known as Avalon.
A very cool user interface built with WPF:
Microsoft Surface
(Yes, it's a Flash site.)
Gotta say I really want one...
Can't imagine what this is going to cost, but it's definitely cool: http://blogs.msdn.com/jgalasyn
A quick note between mtgs today as I expect that the announcement of Microsoft Surface will get a lot
Microsoft Surface: direct interaction, multi-touch contact, multi-user experience, & object recognition.