Towleroad and Ari Ezra Waldman are aware that the Supreme Court will probably be releasing the decisions in the marriage cases Friday morning, June 28, 2013. 
Ari is running a series of explanatory blog posts in preparation for these decisions, which promise to be momentous.
As I have said before, Waldman is good at explaining legal issues affecting gay people for those of us without legal training. Try them out. [I have found that I get different posts depending on whether I link to Towleroad from my iPad or my MacBook Air.] 
In this post, Ari explains the state of federal marriage law if DOMA is struck down.
In this post, Ari explains the question,