The weird vacuum cleaner Roomba has been a subject for many experiments, of which this is by far the one I like best. A bunch of talented guys turned Roomba into Pac-Man. Another four Roombas are the ghosts and they are playing on a field full of white "dots". Pac-Man is guided through a computer program and when it collects all the white dots you win. It's really nice seeing the Roombas in action.
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