I have no idea what the name of this song is, nor do I know the name of the chap doing the most fantastical dance move in the video. I do know that he has amazing muscle control and I also believe that he is missing a couple of bones in his body. Take a look at PUMPED UP KICKS|DUBSTEP below.
Each alive cell has 4 states: Up, right, down, left. at each cycle, the cells move themselves in the direction of their internal states. If any cell encounters a wall, it triggers a pitched sound whose frequency is determined by the xy position of collision, and the cell reverses its direction.