Engineer and artist Golan Levin pushes the boundaries of what s possible with audiovisuals and technology. In an amazing TED display, he shows two programs he wrote to perform his original compositions.

So all of this is pretty innovative, if you consider that the hurdy gurdy appeared about a thousand years ago and it took two people to play it one to turn the crank, and another person yes to play the melody by physically pulling up large wooden pegs.