Now here's a cool invention - forget the D-Beam, this amazing MIDI controller allows you to play the very air in front of you as if it were a piano, or pretty much anything else with the right software.
Here's creator Omer Yosha using the beast to control Ableton Live:
And here he is playing a soothing melody:
Hopefully we'll see a commercial version of this cool controller before too long, as it might not be the easiest way to play keys, but it's certainly one of the most impressive. Move over Jean Michel Jarre!