"Flexible electronic displays retain their images when bent or rolled and can change their images many times per second. (E Ink)
Suddenly the curly page jumps to life with a detailed screen display, including a selection of topographic maps showing the way back. Later, at your car, you unfurl the same sheet, this time to check out restaurant reviews for local eateries.
Scenes like this one have long been imagined by techno-optimists. But reality has repeatedly delayed the introduction of flexible electronic displays. Even today's thinnest and fanciest display screens for laptops and digital assistants are topped with a layer of glass or plastic that cannot be folded, bent or mutilated -- much less rolled up into a handy little tube."
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