Many cultures connect gambling to festival fun but set clear limits to keep it...

https://charlie-wiki.win/index.php/What_Does_%E2%80%98Adults_Only,_By_Prior_Arrangement_With_Yourself%E2%80%99_Mean_in_Practice%3F

Many cultures connect gambling to festival fun but set clear limits to keep it in check. Ancient Saturnalia had a set end date, letting people enjoy games without losing control