I read the book back home, years ago. But I can't remember if this scene was in the book. I'm not a gambler. Is there any insinuation about HOW they're banging the casino out of the $200,000?

Is it not meant to be picked apart to that point, just assume they paid off a card dealer or something? Had someone rig a machine, or...

https://youtu.be/CuqJdlZNQ8s