David writes – “Every morning, I pedal to generate electricity. The Pedal Generator charges batteries, that run an inverter, that produces 110v AC, that powers LED lights, the monitor on my computer, and many other small battery-powered things. It is the most inspiring workout you can imagine. “ [via] – Link. There are plans available for purchase on the site for $50 – if anyone built one of these post on up in the comments.