Online video chat has gone 3-D. A new webcam with two cameras spaced approximately as far apart as human eyes sends two offset images to a computer. In real time, software processes the images according to how they'll be viewed: the camera comes with five sets of blue-red 3-D glasses for use with ordinary monitors, but the software can also output images in the format used by new 3-D displays. The webcam is compatible with such applications as Skype, AOL Instant Messenger, and YouTube.

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