Let's say DOMA is struck down by the SCOTUS (which most legal experts say it will).....basically, what SCOTUS will be saying is that the federal government can NOT discriminate on gay marriage, but at the same time, the states can?

So, gay marriage will be legal with full rights....FOR SOME, not for all.

Yes, in the short run, we are talking about state's rights.....because at the moment we are not acknowledging that marriage should be a human right's issue.

I think you answered all your own questions right here:

One step at a time I guess...