1) If you're the real deal you prepare a proper patent that spells out what you have so you can properly protect it. "Secrets" are for people that
2) There's no need to build a 1MW power plant to prove the concept. This is grandstanding - and it's a primary tool that con artists use to
misdirect attention away from the facts
3) Allowing independent testing of the technology is the ONLY way to prove it. That's how real science works (peer review, duplicate and verify)
If his technology was real, he could easily and instantly start licensing it to companies that would make it a reality. HE is the one suppressing his
own technology. Therefore, it's a hoax. Simple logic IMO.