Festivals like Saturnalia, Diwali, and Lunar New Year have long mixed...

https://www.toro-bookmarks.win/festival-gambling-has-long-blended-fun-with-limits-using-calendars-to-mark

Festivals like Saturnalia, Diwali, and Lunar New Year have long mixed celebration with gambling, but calendars helped set clear end dates to keep risk in check. For example, the Spanish Christmas draw only runs on specific days, creating natural limits