He's only dangerous if you operate a legal system that allows people to be dangerous. Elon Musk has never been the problem. As long as he's not breaking the law it's all good.
(A donation to the presidential library, a new RV for the judge, a PAC that runs campaigns for the senator and rep - and Bob’s your uncle. Might cost 0.001% of your assets if you are a trillionaire. Cheap at ten times the price.)
What makes you think he hasn't? Does he demonstrate that he believes that nobody is above the law? I think you know the answer to that.