Well The casino is a business establishment so what do you expect, A business needs to profit so they will sure do something to make a profit and even ending up a psychological technique to simply lure customers in playing in the casino, They will simply put what most people would like if not alcohol there will be beautiful women wandering around the casino and gamblers will accommodate them to impress them that they will make a win, But that's not the case because the house always wins and has a big edge in profiting than you, they will tend to exploit the weakness in the human brain to keep on playing, Well this video is very informative and can really help certain people who want to try to play on the casino.