The machine appealed to the player's propensity to gamble, and that is [a] vice. The payment of food prizes was a commonly used technique to avoid laws against gambling in a number of states, and for this reason a number of gumball and other vending machines were regarded with mistrust by the courts. This slot machine used a modified 19" Sony Trinitron color receiver for the display and logic boards for all slot machine functions. These are the typical "one-armed bandits." Since about 2005 there have been hybrid machines introduced, which combine elements of both video machines and traditional electromechanical machines.