"It could power his whole house, but if he turns it on, the government may confiscate it."
Looks like it's time for him to disconnect from the utility, turn it on and get some concrete output figures, before the government rushes to "confiscate" it.
Henry Ford didn't have a license for his first car, but he drove it in public anyway!
Hey, I got an idea for a FREE power device too. But you gotta be careful and wear rubber gloves and don't stand in a puddle of water when you're installing it on your electric meter. I'm keeping the details secret until I get a patent. Should be here any day now...