The world's 500 richest people lost $1.4 trillion in the first half of 2022, marking the steepest six-month drop ever for the global billionaire group, Bloomberg reported. While the world's richest person Elon Musk lost $61.8 billion, Jeff Bezos saw his wealth decline by $62.7 billion. Mark Zuckerberg's net worth has plunged by more than half to $60 billion in 2022.