They do, everything does. All the applications on your phone do the same, they try to manipulate you to keep you hooked to them. This should be illegal but we live in the current world where this is allowed.
That’s because the house always has the edge. Even with a 97% RTP and some slots paying even lower, the built-in advantage means we can never truly beat them if we play consistently. It’s by design. Slots are fun for a reason, and the crazy part is, people still call them fun even though most of us end up losing.
Sure in general that is true, but individual cases can happen. You can beat the only casino if you get out once you get very lucky. This happens very rarely, people just continue to play in most cases.