Back in the 80's Edmund Scientific used to sell an amorphous solar cell educational kit: a small lozenge of flexible plastic that contained a pinkish purple solar panel, a couple of lengths of wire, a small light, and a tiny electric fan. The nifty thing about that little solar cell was that it really was flexible; unlike the rigid crystalline solar panels we've all seen you could curl that little sucker around your finger and it would still work if you set it in the sun. While they don't appear to sell that exact kit anymore (and if I'm wrong …