Touch-Display Keyboards (TDK) Keyboard Concept Protytype

Here's a group of people who have taken the display keyboard concept for a thorough spin. Provided you can manufacture a display keyboard cheaply, I think it's promising. For sure, it would make the keyboard look real clean when you switch it off.

Touch Projector: Mobile Interaction Through Video

I think this is absolutely crazy. This solution is so computationally expensive it's ridiculous. Still. In a few years, computing power will be tremendous, so who cares. Just do it!

Well done Sebastian Boring, et al.

Skinput: Appropriating the Body as an Input Surface

Microsoft has found a way to measure acoustically when you tap a part of your body. Neat. I wonder if you could use microphones in a mobile phone to measure what goes on in the arm when you're holding the phone. Then you might have a really cheap touchpad on your arm.

Nintendo DSI demo video using Facetracking to control Parallax

It's nice to see these ideas catching on. It feels more 3D, and best of all, no extra glasses.