Yeah that's true, there's a level whereby a gambler addiction would reach, at that point all their income would be for satisfying their addiction, some even go to the extent of selling properties just to gamble, not all spouse would tolerate that, and even though they've been tolerating it for long, at some point they'll get tired and file for a divorce. People who are supposed to be more careful concerning gambling to avoid addiction are those who are married cause the have more better responsibilities to take care of and getting addicted to gambling shouldn't be an agenda since it could destroy their family.
Nothing would go wrong if a gamer opens up to the spouse about their gambling habit. Relationships should be made transparent. One party only can get upset if matters are left untold to them, and they get to find out when it gets really tough or bad. Most people whose spouses file for divorce where compulsive and also hiding the truth. Nothing can be made away from a close friend like a spouse without them finding out. Gamers who open at first, go one step ahead of problem gambling because the lover will be an indirect therapist, which would help in discovering any kind of emotional development that's not acceptable.