Well, yeah, that’s embarrassing. Somehow I looked at the calendar wrongly, thought today was the twenty-eighth, and never got my head straight. It is not exactly useful to point out that nobody corrected me; I did this to myself.
That said, oral arguments for marriage equality are tomorrow, which offers one last opportunity to wrap our heads around what is about to happen; I might recommend Lyle Denniston’s overview for SCOTUSblog.
Denniston, Lyle. “Same-sex marriage: The decisive questions”. SCOTUSblog. 26 April 2015.