At Last, A Laptop That Sips Juice

Sony's Vaio ultralight has a lot of new features--the best of which is its miserly processor

The Sony Vaio PictureBook is a very unusual laptop. But its most significant feature is not the distinctive built-in camera imbedded atop the display. It's not even the display, which is unusually wide, or the PictureBook's ultralight 2.2-lb. weight. Instead, the key feature is the use of a brand-new processor, the Crusoe from startup Transmeta, that could mark a breakthrough in battery life.

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