see also:

http://www.youtube.com/watch?v=Mk1xjbA-ISE

http://www.youtube.com/watch?v=i7woG0pqFjs

http://www.youtube.com/watch?v=cvTJzbhX98s

marco is really a genius with fusing magic and technology, and a delightful performer to catch live. His set at davos was really inspirational.

ps: I helped him with the software on these projects, happy to answer any technical questions...