Controller-free Gaming for XBox 360
UX Interaction Design June 1st, 2009
Interface-free interface! Facial recognition to log in, body position and motion tracking to play. You are the controller. I can see the beginnings of this being simplified games, but the future ramifications are fantastic. Making this work well under various lighting conditions, environments, and clothing choices would be a major challenge as well. The image below is a photo from Gizmodo’s coverage of the presentation.

from:
http://live.gizmodo.com/page/3/
And apparently Sony was ahead of the game on this one with their previously demoed Eye Toy for PlayStation 3:
Can’t wait to see how these develop.