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
Apparently rumour has it Musk financed a coup for lithium. Cannot say where they came from though, but I wouldn't be surprised
Musk like Thiel and others is a front for CIA/government controlled businesses.