Warren Buffett once bet $1M that he could beat a group of fancy hedge funds over 10 years — and he crushed them with a technique requiring absolutely no investing skill. Here's what he didKnown for their complex investment strategies, hedge funds are typically seen as exclusive options for the ultra-rich. However, you don’t have to be among the elite to achieve comparable, or even superior, returns.According to legendary investor Warren Buffett, there’s a very simple strategy that has the potent...