Garry’s Mod has added support for Kinect. The popular PC machinima/screwing around tool will be able to read your movements on Microsoft’s camera and, to the best of its ability, recreate the actions in the game.
https://kotaku.com/meet-garry-the-guy-who-re-made-how-we-re-make-pc-games-5676077
What results won’t change the world. But it will result in some funny, funny stuff. Especially since Kinect works on servers, meaning people can get together and just dance