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Epson develops super-thin pinkie sensor

Seiko Epson has developed a 0.2mm-thin sensor that can read fingerprints by picking up the tiny electrical currents coming from your little finger.

The company is touting the technology as a way to offer an extra level of security for items such as credit cards, which would work with embedded memory to authenticate the real owner before allowing transactions. The technology should be on the market by 2010.

Here's a picture.

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