Elon Musk is currently the richest man in the world, with a net worth of nearly $850 billion. While most of his fortune is tied up in Tesla and SpaceX shares, how much money does he actually have in ...

It's not every day the world's richest man trades a mansion for a metal box. Yet Elon Musk-worth hundreds of billions and famous for reshaping industries-now calls a 375-square-foot prefab house home.