Electronic Paper

From Working Knowledge: Inside the Kindle E-Book Reader by Stuart F. Brown:

More and more people are gazing at electronic-book readers—lightweight slates about the size of a thin paper­back that can store up to 200 downloaded books. Although prior generations fizzled, Sony’s Reader, introduced in 2006, and Amazon’s Kindle, which debuted last year, are both selling well. The key difference is the screen.

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