Its similar here, they are businessmen and they are taking advantage of the situation. In other words, it is how they show a middle finger to the government's idiotic policies.
I was not aware of this casino! Then I did a Google search and saw they have a rating of 4.3 with 28k+ Google reviews. If I remember this history part correctly then Las Vegas was the only place in the US at the time when alcoholic beverages were banned in the country for selling bootlegger alcohol as there was a loophole in that law that did not prohibit bootlegger alcohol. They were busy selling it for two years without any issues until the government later realized the problem. These individuals are currently experiencing the fog of uncertainty which can lead to discoveries.