We can't judge each gambler on the same reason why they gamble because it is personal to them, we can only give a trial in guessing the probable reasons, that's why you discover sone don't mind deriving their satisfaction in gambling at all cost regardless of the extent they have gone weird, i don't blame them because that's their own definition to been satisfied, we have pool of games that serve different mode of playing them and same manners is the satisfaction each individual gambler derived, they gamble not to please anyone but themselves.
Each gambler will do whatever it takes to get the satisfaction of playing that gambling and will likely lower their game level so they can still get the satisfaction of playing gambling. In addition, maybe they will try other types of gambling games that can give them a new experience so that they can have some gambling games that will make them fun. Each gambler will have different habits but they try to get what they want from gambling. And as long as it's not about chasing wins and being able to manage their spending on gambling, they'll be fine.