The avatar you see is DanCoyote Antonelli AKA the artist DC Spensley demonstrating a new work called Lime Shuffle Pedestrian Feedback System. This video was taken at the Brooklyn is Watching sim in the virtual world of Second Life. Explanatory voice-over was added over music by Binary Beats.
Here’s a version of the same movie with no voice over. Judging by the views the non-narrative version is more popular!
Lime Shuffle Movie (no voice over)