"Slot machines have been around since 1887 when San Francisco inventor Charles Fey built a machine featuring three wheels decorated with symbols like diamonds, hearts, and bells, which triggered the jackpot."

"In 1930s Nevada, bingo was known as keno, and 'Chinese Lottery' was also called keno because lotteries were illegal. To further disguise it, it was called 'race-horse keno' and games were called races."

"Turing a card over 10 times will statistically result in 5 reds and 5 blacks. If you bet $1 each time with this house edge, you would win $4.50 but lose $5. In the long run, you expect to lose $0.50, or 5% of your money."

"Nearly every casino game in the world has an EV under zero, which means that the house has an edge over the player. You might win occasionally, but in the long run you will lose."

"In the early 20th century, slots were made illegal. To get around this, slot machines were made to look like vending machines and players would actually get sticks of gum every time they played."