So far as gambling is concerned, no type of game is fair enough as all are based on luck and risks so whichever one you choose to engage in, just play responsibly and don't feel like you could win all the time so it's just left for you to decide the type of gambling that will be convenient for you to play. Provably fair games also involves luck so don't think the games will always be fair enough.
All what you said is truth is hard to specified any game to be Fair different people with the tactics they use to play gambling is so critical that one can specify any ad fair what favour Mr A may not be for Mr B , the way you play the game and it favour you make it fair, I have been playing some game now, I discover all game is almost the same player has less chance of winning all wining is mostly in luck and in this kind of situation is hard to know which one is fair.
We must understand that we don't have bigger chance to win in gambling and we only gives our money to casino when we loses. Casino which have good reputation will not trying to cheat their members because that will makes the casino be bad and casino will lose their members. Even if we can say that the casino is fair, we will still difficult to wins the games even if that games is provably fair because gambling will not gives us big chances to make money.
We must realizes that gambling is not a way to makes money but only for have fun. We don't have to try hard to wins the gambling games instead just enjoy our time to playing gambling so we don't have to lose much money. But we can still wins, especially if our luck comes in the right time so we can gets some money from gambling. But that doesn't mean we can wins many times as in gambling, we must knows how to limits ourselves if we don't wants to lose much money after we wins.