The FAA has proposed fines of $633,009 against SpaceX for violating regulations in launches of its Falcon 9 rocket. Musk criticized the FAA in a series of tweets, posting the FAA is “smothering the national space program,” and accused the agency of “improper, politically-motivated behavior.”

The world’s richest person, not known for his humility, is still learning the cutthroat courtier politics of Donald Trump’s inner circle — and his ultimate influence remains an open question.

The masterminds behind the proposed government efficiency agency have provided more detail about how it would function. Their explanations only makes their enterprise seem less plausible.

Elon Musk has personally appealed to China's premier, Li Qiang, for permission to proceed with what Tesla calls Full Self-Driving as the company's market share in China has dwindled. Some experts have suggested that Beijing may be able to turn Musk into an influential ally in trying to persuade Trump to take a more conciliatory approach on trade.