Patent ID: 7682247

Claim:
A method comprising: providing access to first payout data stored in a non-executable format that is not usable to a game code, the first payout data stored in a memory of a gaming machine; displaying the first payout data; receiving a portable storage device at an interface of the gaming machine, the portable storage device storing a modification of the first payout data, the portable storage device capable of being carried to the gaming machine and placed in communication with the interface; receiving the modification of the first payout data via the interface from the portable storage device when the portable storage device is in communication with the interface; generating second payout data upon receiving the modification; converting the non-executable format into an executable format of the second payout data; receiving an indication to provide an instance of a wagering game; generating a random number with a random number generator; mapping the random number to an outcome of two or more outcomes contained in the second a out data having the executable format using an interpreter program situated on a storage media at the gaming machine; mapping the outcome to a payout; and providing the payout.