Man'J - creating music in movement 
Creating music in movement by interacting with people and architectural objects in realtime.
Video shows the Man'J chair prototype with built in Ultrasonic sensor, controlled by Arduino board, Krestianstvo SDK and Supercollider.
Sorce code: http://krestianstvo.ru/sdk/Projects/ManJ
Realization on the base of: Strelka: Institute for Media Architecture and Design (Russia, Moscow) (http://strelkainstitute.com/projects/summer/other-reality/258/)