Microsoft turns walls, cars and even your hand into a touchscreen

Applications could include anything that we currently use a computer for – checking email, surfing the web or possibly talking to friends on Skype. Currently the camera and the laser are rather chunky but Microsoft and a team from the Carnegie Mellon University, which developed OmniTouch together, say it could one day be ‘the size of a matchbox and as easy to wear as a pendant or a watch’.