People mostly want quick results of their bets, means instant results without waiting long time for results of the game.
Because if that they mostly play provably fair games, where the results are instant which causes them to bet more and more.
And by gambler mindset emotions will definitely take control of you and you will start to increase bet size, you will bet more frequent and in last you know that you will bust your account.
reputed casinos are not rigged they know how to take advantage of human mind/emotions.