Video: Amazon unveils Kindle DX

Amazon.com hopes a bigger version of its Kindle electronic reading device can be a hit, even if it's more expensive, and the company is aiming it in part at college students who are eager to save money on their textbooks.

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CES Video: "Digital Paper" Reader unveiled

Plastic Logic shows off its ultra-thin, large-screen Reader at the Consumer Electronics Show in Las Vegas. The company hopes to compete with current eBooks on the market, including Amazon's Kindle.

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