No, it is his gambling style that makes him addicted, blaming gambling generally is just like not accepting your mistakes, blame yourself first.
Definitely. Addiction isn't about gambling games but how you play those games. Someone who blames gambling seems unaware that addiction doesn't happen to all gamblers. So the question, why there is an addicted gambler? Surely there is something wrong with the gambler. And the thing that makes the most sense is about the gambling style implemented by the gambler.
Many reasons why someone become a addicted gambler, maybe they are depressed or they experience this kind of winning big specially when individuals are just starting this gambling habit. Yes, gambling style might contribute as well, and of course gambling today is easy access, you can play online and then you can visit a land base casino near your place. So it is the gambler that has to be blame, not the system itself. You need to understand how to protect yourself to not get addicted.
Playing gambling is a remedy for others when they are suffering from stress or depression because they are looking for something in which they can divert their attention to that's they are getting addicted from it day by day which causes illness because they lack care on themselves.