Getting your Trinity Audio player ready... Senators Elizabeth Warren, 76, and Bernie Sanders, 79, are going to have to up their game. Now that Elon Musk, 54, is no longer a billionaire — but now a trillionaire — the pair of angry radicals will now have to raise the ante and go after trillionaires as well. Under ordinary circumstances Musk would be praised for having the vision, ingenuity and means for becoming the country, and the world’s, first trillionaire.