backlit surface
Backlit surface controllers are not entirely new, here is a YouTube link to one type of application, but perhaps it visualises some ways on how it could be used on Apple's products. (segments on the iPod click wheel, visualising how loud you set the volume perhaps?)
http://www.youtube.com/watch?v=GZ5GGofqUfg&eurl=http://matrixsynth.blogspot.com/
Backlit surface controllers are not entirely new, here is a YouTube link to one type of application, but perhaps it visualises some ways on how it could be used on Apple's products. (segments on the iPod click wheel, visualising how loud you set the volume perhaps?)
http://www.youtube.com/watch?v=GZ5GGofqUfg&eurl=http://matrixsynth.blogspot.com/