If he has a patent, there’s nothing stopping him from showing it to the world.
He doesn’t have a patent yet — his device is a trade secret and Rossi says it will stay that way until a patent is granted.
> If he has a patent, there’s nothing stopping him from showing it to the world.
And if the patent is still in the pending state, he could be screwed. Also, what countries did he seek IP protection in? Every one requires a separate application and set of nationalization fees.