A touchscreen you don't need to touch : SCI FI Tech | SCIFI.COMTouchscreens are all the rage these days, what with the upcoming iPhone bringing them to the forefront of the gadget world. They aren't without their drawbacks, however. The lack of tactile feedback generally makes them difficult to control, at least until you get used to it, and you end up getting greasy thumbprints all over the nice, shiny screen of your flashy new device. This touchscreen monit
