There's people on Bitcointalk that will do you a USB Block for 0.10BTC and 0.05BTC shipping. Grab one or two and hash away. It's amazing just that such a small

There's people on Bitcointalk that will do you a USB Block for 0.10BTC and 0.05BTC shipping. Grab one or two and hash away. It's amazing just that such a small community can generate their own custom-made hardware.