I think it is impossible to tell which is preferable, as a lot depends from the situation. When playing regular casino games, you dont have to think a lot, it is more a relax and simple process. If someone makes sports betting, he has (advisable) do some analysis. Placing random bet in sports betting guarantee loss. Chances of winning in regular games with random bet, random button click or option are quite high. Gambler dont have to think a lot before pressing spin button. Answer is situational. Today I am planning to place a bet on Alexander Usyk vs Tyson Fury fight, because I am interested to see who will win in a rematch. If I had free time and there were no fight, I think I could play poker with friends.