Move back and forth through a PGN game simply by tilting your Android device!! Dont touch me!
Watch it for yourself http://www.youtube.com/watch?v=TZ7_hkVXOS8&t=5m8s
"Stupid is as Stupid does!"
Well its something that I personally use when relaxing on the couch and playing through master games or just walking around with the tablet in hand. Not for all seasons! ;)