The idea has been around for a while, [1]KILLZONE and [2]CircBoard are well-known implementations. [1] http://www.youtube.com/watch?v=Wuoq__t7NjE http://www.yo

The idea has been around for a while, [1]KILLZONE and [2]CircBoard are well-known implementations. [1] http://www.youtube.com/watch?v=Wuoq__t7NjE http://www.youtube.com/watch?v=Wuoq__t7NjE [2] http://www.joystiq.com/2011/02/05/circboard-offers-an-interesting-approach-to-typing-on-an-xbox/ http://www.joystiq.com/2011/02/05/circboard-offers-an-intere...