VJ Franz K was filming at the Beat Cinema Beat Battle last month, where Rahfee Zahkee demonstrated his prodigious beat mashing skills on Tabletop's Gridlock. Rahfee's SoundCloud and YouTube pages are worth checking out if you like his style!
Playing drums on the iPad screen is Rahfee Zahkee, producer and DJ. He's using the Gridlock drum machine within the Tabletop App. This was the second round of the December 2012 Beat Battle at Beat Cinema, Thursdays at the Hip Kitty Jazz Club in Claremont, CA Video projections at the event are by VJ Major Gape.