I went by Lenovos booth to check out their new laptops, and it turned out that their laptops checked me out instead. Thats because the laptops use your face, in addition to your password, as a security measure. As soon as you approach, the webcam takes your picture. Then face-recognition software called VeriFace compares your pic to photos of authorized users. If they match, you can log into the computer. If they dont match, its a double whammy: Not only can you not log in, but the PC saves your pic, so the real owner can see whos been snooping around her laptop. The tech showed up on a couple of Lenovos business-y ThinkPad laptops last year, but is about to make a much bigger showing now that Lenovos releasing its first consumer laptops for the U.S.—Lauren Aaronson

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