PC touch screens move ahead

Software makers and PC manufacturers are hoping to spur sales with more complex touch-screen systems that can recognize more than just one or two fingers at a time, reports the New York Times. "You don't even operate your TV with two fingers," said Amichai Ben-David, the chief executive officer of N-trig, which produces touch-screen technology for PC makers. "In order for this to feel really natural, you need more than

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