Just curious if someone can build nuclear station without Congress. Can Bill Gates buy a ship or island with nuclear station somewhere and “power Microsoft servers” from it?
In practice, anyone who knows about those technologies is active in the academic and industrial community. There are a lot of regulation that you can’t understand without professional lobbyists, and most of them are former civil servants.
I would compare it to Space exploration: a private actor like SpaceX of BlueOrigin is welcome on principle but has to pay a significant fee for controls. Whether you see that as needed security expertise or fealty is a matter of interpretation.