Even billionaires enjoy a friendly wager, and Warren Buffett, the famously frugal CEO of Berkshire Hathaway, recently demonstrated that. But it wasn’t a high-stakes investment that made headlines, it was the way he settled a lost bet on a college football game. Buffett, a staunch supporter of his home state team, the Nebraska Cornhuskers, placed a $5 wager in 2023 against the Colorado Buffaloes, championed by none other than Chevron CEO Mike Wirth. With Berkshire Hathaway holding a significant stake in Chevron, over $20 billion worth of shares, it’s no surprise that these two titans knew each other. In fact, as Andy Serwer, editor of Barron’s, revealed, football was the very first topic they discussed during a recent lunch between Buffett and Wirth. The Buffaloes, energized by their new coach Deion Sanders, emerged victorious. In line with his reputation, Buffett settled the debt in a decidedly old-school way: a single, decades-old $5 bill shipped via FedEx. Despite his firm’s subs...