He said he copied them unwittingly when transferring some other images from the SD card to the memory stick.

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The camera can also shoot short video clips that can be saved to a Memory Stick--Sony's chewing gum-sized flash memory device.

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They use an MPEG-4 video codec to keep the file size down, but either way you're still going to need a mighty Memory Stick to store all those extra clips you'll be recording.

ENGADGET: Sony's DSC-M1 digital camera