Liberalism is made of hollow values so it only know to copy the latest trends
The end is nigh.
The Spartans will be happy
Marriage is a legal construct between a man and a woman; it is a financial framework that supports and can generate a family.
Why not have a separate legal framework for couples that are not a man and a woman? Call it something else. Let it have all the same legal privileges from the IRS and insurance companies; let the courts dissolve it in the same fashion as a marriage.