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"We were beginning to wonder if the Roomba hacking community had been sucked dry of ideas, but leave it to longjie0723 to give us hope yet. This Roomba hacker (yeah, he also rigged his up for Wiimote control) managed to solder 448 yellow LEDs onto a board and program said devices to move in such a way that a Pac-Man-type image is seen. C'mon, who hasn't dreamed of having that ghost-inhaler work his magic on those forsaken floors? Check the video after the jump.[Via Hack N Mod]"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.engadget.com/2008/06/05/pac-man-roomba-created-with-448-leds/?ncid=rss_semi>