If the Wii impressed you, this will make your jaw drop (well it did mine anyway)

[A Place of Light]

Apologies if this has been posted before, and I know it should be in the Console section, but I wanted a larger audience to see this one.
Feel free to move it at your own discretion.

http://i-am-bored.com/bored_link.cfm?link_id=26702

I was blown away when a friend showed this to me. This is some random home-brewer meddling on his own time, imagine what Nintendo for example could do with this idea.