Thanks to all who came out to the tech talk at USC last night!
Here's links to the software Mike Jablonski demoed and/or talked about:
WiimoteLib
Brian Peek
Managed Library for Nintendo's Wiimote
http://www.codeplex.com/WiimoteLib/
Wiimote Drum Kit
Evan X. Merz
http://www.thisisnotalabel.com/My-Wiimote-Drum-Kit.php
Wiimote Whiteboard
Johnny Chung Lee
http://www.cs.cmu.edu/~johnny/projects/wii/
Wiibrew
Wii hardware documentation
http://wiibrew.org/index.php?title=Wiimote
Microsoft Surface
http://www.microsoft.com/surface/