I think a divorce is like $80 where I am, but if you have to go to court obvs it's a lot more. I spent almost nothing on my wedding, granted it was just friends and was an elopement. Marriage has big tax advantages for some, and it's the only way my spouse was getting health insurance to survive this godforsaken wasteland. It also guarantees that they get a slice of my income if the unforeseeable happens and we split so they can survive.

I think people should not see marriage as the end goal, but be pragmatic about its costs and benefits, which I think you are getting at too