video tldr: He on a show in the 90s and making $1 mil+, the show was canceled and he was without a job but stuck with the child support and alimony of $17700 a month, which can't be adjusted down per the law. He hasn't been able to keep up and doesn't can't go to Canada to see his kids for fear of being arrested immediately.
Anyway, the particulars of this person's struggle don't matter. The default marriage contract is stupid and it seems you can get into bad situations that might not even be possible with a non-marriage contract; don't go into a marriage blind.
In a handful of states it may be possible to accidentally find yourself in a common law marriage. Common law marriage requires that both parties want to be married, but that can become a "he said, she said" issue in a courtroom.
Thankfully I believe this is a relatively rare issue and as I said earlier, only a few states support the concept at all anymore.
Marriage as it currently exists is a stupid arrangement. One size does not fit all. It's an opt-in to all sorts of contractual rights and obligations/responsibilities, which two consenting adults should review the same way they review any contract. Instead there should be a form with all the obligations that you could have as part of marriage and you checkmark those that box you and your spouse-to-be agree to.
Basically this checkbox form could basically be made up of all the items on this list: