But the company did keep at least one trick up its sleeve: a tablet with a built-in palm reader.

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This thing has a 10-inch screen, though its dimensions are considerably larger than on any other 10-incher, as its housing has to accommodate that palm reader.

ENGADGET: Fujitsu shows off a tablet prototype with a built-in palm reader (hands-on)

This thing has a 10-inch screen, though its dimensions are considerably larger than on any other 10-incher, as its housing has to accomodate that palm reader.

ENGADGET

If businesses choose, they can opt for single-factor authentication, though two-factor security is also an option -- as unique as the veins in your palm are, it's still possible for the reader to register a false positive.

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