Digital Life writes: "Have you ever tried showing a preschooler something on a computer?
Inevitably, the child will attempt to touch what he or she sees on the screen. Result: one more greasy fingerprint, a frustrated youngster and a grumpy adult.
Grown-ups know computers don't work like that. Of course, they need a keyboard and mouse. But what if they didn't? What if we could control devices, quite literally, with our fingertips?
Well, now a host of hardware and software manufacturers are inviting us to return to our natural instincts, push the keyboard and mouse to one side and interact with devices by touching them."