RTP is a long-run average, not a session promise: 96% RTP means a 4% house edge...

https://kylersexpertthoughts.almoheet-travel.com/why-does-my-friend-think-a-progressive-system-will-force-a-win

RTP is a long-run average, not a session promise: 96% RTP means a 4% house edge over time. Volatility shapes how uneven wins and losses feel. In a short session, results can swing sharply either way; a run tells you little about what comes next.