I haven’t had bad experience. I have had experience. Nice attempt to try and shame me out of my opinion. Not going to work. And companionship can clearly be had outside of a contract with the state. So no, that is not an upside. You have been lied to if you believe it is.
Marriage was established by God. If your wisdom exceeds that of almighty God, then you are wasting your time posting on an online message board. You should be after MUCH more lofty pursuits.