Trump has addressed Musk's perceived growing influence — and now experts are predicting the tipping point for a breakup of the two.

President-elect Donald Trump dismissed any suggestion that he’s being usurped by his high-profile billionaire ally Elon Musk, coming off a week in which Musk helped derail an emergency spending measure to avert a government shutdown.

Elon Musk may be the world’s richest man, but he’s never going to be its most powerful politician. “No, he’s not gonna be president, that I can tell you,” the president-elect told a crowd in Arizona.