[Ed Miller]

Perhaps you could get him into video poker. Much better EV wise for typical player, and I believe there are even some machines with a +EV if you play perfect strategy.

Chance that you will stumble across a video poker machine that will afford you a positive expectation at Chukchansi Indian casino?

0.000% ± 0.0000%

I would be very surprised if you could find such a beast at any Indian casino. Having said that, I would (and already have in a previous thread) recommend video poker for your father as well.