Making money out of cretins is a pretty competitive business. Even though there's no shortage of "marks", most of them have next to no money, because they've been fleeced throughout their entire lifes. Sure - a few people are making millions, but the majority of crooks barely scrape-by. Personally - I'd rather earn a pittance and hate my day job, than earn a pittance and hate myself...
"The fact that a believer is happier than a skeptic is no more to the point than the fact that a drunken man is happier than a sober one." - George Bernard Shaw