I got to test out a number of Tablet PCs at one of the education projects I’m helping out. My opinion is that they are complete crap and even worse than I expected at the 81 USD price mark, for several reasons: Of 6 units I tested, 2 were obviously defective (one would not charge past 12% and one constantly emitted a high-pitch squeal) Overall build quality is poor Devices show deep scratches, bubbles under the protective film, and other physical damage as delivered Most of the cases I saw (I only checked a dozen or so out of 40 units delivered) were black or white, with some hot pink…