And these are intelligent people, in fact, it preys on intelligent people, because they think they can figure out the “system”.
Very intelligent people, geniuses, usually in math or risk/reward analysis. Poker players especislly- they do work hard at “learning their profession”, but still they are profiting mostly off of the “fish” as they call them, folks that don’t know how to play expertly, and who lose much of the time. That is the real bread and butter for professional gamblers in poker and a few other “skill based” games of chance.