True, but...there are ways to test a coin for fairness. And when you get to 20 years with no tails, you need to check and see if you’ve got a two-headed coin ;-)
What a great way for the Mob to launder some money.
Just place a large amount of cash in the winnings and send Guido over to play his luck on the no payout machine.
Exactly correct. 20 years without a payout could mean it cannot pay out. It certainly does not mean that it is more likely to payout than another machine.