Answering my own question... OK, the darn thing's only £70, so I'm going to buy one and test it out. Blog report coming. ("Only" £70? Yep. Currently, the best

Answering my own question... OK, the darn thing's only £70, so I'm going to buy one and test it out. Blog report coming. ("Only" £70? Yep. Currently, the best hand-tracking solution I'm aware of, from Animazoo, costs £13,000. £70 is a pretty good deal even if it has some limitations.)