Technology, like fashion, runs in cycles. Every few years, bell-bottoms and plaids tend to reappear, and so does COBOL, Amiga hardware emulation and, that old chestnut, the tablet computer.

This year’s PCExpo in New York City featured a number of new tablet computing products designed to run Microsoft Windows XP Tablet Edition, which will be released in early November 2002. The idea behind tablet PCs, however, has been around since the Apple Newton. In fact, the new implementations are not all that innovative–they simply take advantage of more powerful, lighter hardware.
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