The classic interface for watches is a rotating crown or bezel. The closest modern equivalent would be the circular touch pad on an old style ipod. Why not ha

The classic interface for watches is a rotating crown or bezel. The closest modern equivalent would be the circular touch pad on an old style ipod. Why not have a touch sensitive bezel around the outside? Even better would be to make the skin of your arm a touch sensitive surface so that you do not have to cover the screen with your finger.