Every few years ...
....I see another story like this: Magnetic Energy? Perhaps from SFGate.com. I remember ten years ago when it was that guy in Flordia that had it figured out, but couldn't get a patent. I'd like to see one of these inventors take the anti-John Gault approach and just say, "Here ya go world, here are the plans for the free-energy machine, knock yourselves out!", and sit back and watch the fun. Chances are high that these things are How to make a living pitching free energy machines.