He stepped down as Microsoft CEO to focus on the Bill & Melinda Gates Foundation. It has given away $41.3 billion to charity. Gates doesn't forget to splurge on himself, though. He bought a $21 million jet in 1997. He's had tons of luxurious cars over the years. He even once got arrested for speeding in a Porsche 911. Gates has an extensive art collection. In 1988, he spent $36 million on a Winslow Homer painting.
That piece hangs in his $63 million home in Seattle. It has 24 bathrooms, 6 kitchens, a reception hall that holds 200 people, a home theater, and an artificial stream stocked with fish.