If you are into casino games for example, everything has already been programmed against the gamblers, its definitely a losing game.
You’re right especially slot games!
Slot games is the money maker of all casino because of its volatility and low RTP will surely result to lose more than a win. Only few will manage to win while the majority will lose because the RTP will guarantee that the casino will be in profit at the end.
Casino should be considered as source of entertainment not a money making machine because all the games is indeed designed for the casino advantage.