Festivals have long mixed celebration with a bit of risk, thanks to gambling...

https://www.play-bookmarks.win/festival-gambling-has-long-been-a-part-of-cultural-celebrations-but-many

Festivals have long mixed celebration with a bit of risk, thanks to gambling traditions. Events like Saturnalia in ancient Rome and Diwali’s teen patti games used calendars to mark when the fun—and the bets—should stop