And of the .5 unmarried same sex couples, many of those would never want to be in a “married” relationship with their same sex partner.
And if you think the majority of same-sex “married” couples stay monogamous after getting “married”, I got some swampland in Florida to sell you.
Well, it makes sense, since no-fault divorce applies to them too. With the liability of no-fault divorce, plenty of even opposite-gender couples simply shack up, figuring, under false assumption, that you save resources by not being married, when that is not exactly true, legally speaking.