Some people skateboard, and are really good at it. There are those who cook or sing or write. Others knit. Then there is this man. He plays music with his hands. And he rocks.
(He’s got something for everyone, so be sure to check out some of other videos.)
ETA Mr. Interrupted’s reaction: “It’s like a theramin, only… it isn’t.”
Thanks to Scalzi for pointing me in his general direction!