He bought twitter like all billionaires buy media outlets. To control his image, promote his business interests, and remove detractors.
He then sells it as influence as well. So he will likely use twitter to control small government officials around the world to ensure he gets his mining operations and tax write offs.
He will likely have a string of leaks surrounding governments who have access to rare earths
Yes, but ddo you see a better alternative to progress than scare the shit out of governments by putting all our eggs in one crazy philanthropist's basket?
People did it with gates, here we are.