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Submission + - Fingertip mouse fits on a ring (

Eric Smalley writes: "The MicroPointing touchpad works by detecting the force your fingertip produces as it drags across the tiny device's three sensors, according to the company's patent application. The sensors are mounted on tiny posts spaced a few tenths of a millimeter apart--less than the size of a ridge on your fingertip."
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Fingertip mouse fits on a ring

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"Necessity is the mother of invention" is a silly proverb. "Necessity is the mother of futile dodges" is much nearer the truth. -- Alfred North Whitehead