I expect many simply do not. It's a lot of work having money. Athletes don't have a whole lot of control over their time. There is a Ken Burns film about Mark

I expect many simply do not. It's a lot of work having money. Athletes don't have a whole lot of control over their time. There is a Ken Burns film about Mark Twain, who went broke trying to fund a printing process ahead of its time in the manner of a bad gambler. It's heartbreaking. Bob Wills went broke on a failed entertainment venture, but made it good at considerable personal cost. "Life entails a parcel of risk" - Mr. Merriwether, "Little Big Man".