Seawytch
Information isnt Advocacy
Marriage is, quite clearly, a fundamental civil right. That has been well established by the Supreme Court on more than one occasion. What is the compelling state reason to deny gay and lesbian couples this fundamental civil right? Where is the overriding harm (that will stand up in court)?
They aren't denied it, any more than single people are denied it. When they choose to participate, they can reap the benefits.
Do you know how tired and old that argument is? It goes back to the 60s when interracial marriage was the "issue du jour". It was argued that interracial marriage bans didn't discriminate because blacks could marry blacks and whites could marry whites. That failed too...