An experiment for the 2013 SF Music Hack Day.   

other creations from the lab: The Grading Game (now on iOS!), failure has never been so much fun!   Argument Champion, rhetorical combat!  LD24: Evophonia, evolutionary beat game
other cool things: ratatap drums on iOS [rdr.ums]  visual music toy [noteplex]   

updates coming soon -- contact at: cj at