You know, for all the hubbub we've been hearing about le robots (the robots), you'd think we'd see them put to better uses than chasing our pets and killing people. Right? Right. Well, the best use we can think of is education, and that's exactly what they're doing at an elementary school in Daegu, South Korea. Developed by the Korea Institute of Science of Technology (KIST), EngKey is just under three-and-a-half feet high, features a video display for a face, and s