Casinos are not just games where chips are exchanged between players and what is regulated is not how you play (casinos per se may do that, I don’t know) but th

Casinos are not just games where chips are exchanged between players and what is regulated is not how you play (casinos per se may do that, I don’t know) but that the game is fair and you can make informed decisions, ie in card games that all players have the same information which means the decks are not marked, contain a known distribution of cards,… That does not happen in inefficient markets.