If you are interested in such things, there are several economists who quit writing to play professional poker. I have a feeling some of my favorite economists will quit publishing for this reason.
It's all math, I just find the Math for blackjack slightly easier than the math for poker. However, I always play against "friends" or whatnot who don't think of the math behind the cards, only the pictures.
I do not gamble, because it's too fast, either win or lose. It's much too fast. Their is no pleasure from the result of you due dilligence.