Billionaire Mark Zuckerberg promoted to blue belt in Brazilian jiu-jitsu

Meta's billionaire CEO Mark Zuckerberg took to Instagram to reveal that he has been promoted to compete at blue belt in Brazilian jiu-jitsu. On Threads, the 39-year-old wrote, "I just love this sport. It's so primal and lets me be my true competitive self." Recently, world's richest man Elon Musk challenged Zuckerberg to a cage fight which he had accepted.