It's time to give your pockets a rest. Take a cue from Parsons student Aisen Chacin and stick your MP3 player where it belongs: in your mouth. The catchily-named Play-a-Grill combines bone-conducting music playback with a classic bit of bling-based technology. This "attempt to provide an unusual display and interface in comparison to typical audio/visual stimulation and digit based control panel" utilizes an iPod Shuffle knockoff, which sits in the roof of the wearer's mouth for some good, old fashioned tongue control over music playback. At the moment, the player looks to be more art project than consumer product (complete