Not every notebook has a touch screen, but try one, and you'll be a tap-and-swipe convert. Here's what to know about touch-panel technology, plus the best touch-screen laptops you can buy, based on ...
The TouchSmart IQ770, which shipped at the end of January, isn't dependent on a stylus like today's tablet PCs, but lets people use their fingers to call up pictures, listen to music, and read notes ...
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