Drawing on air

[rollin45]

Hmm, this wouldn't help me very much as I "can't even wave goodbye with my left hand " but it looks like a pretty cool technology coming along.

http://www.physorg.com/news109425896.html

rollin'

[solo]

That does look cool, however answering a phone, scratching your head, or drinking a beverage while working may lead to some crazy designs.

Jokes aside, that certainly looks like something that may be helpful one day.