Facebook, from what I can tell, is the virtual equivalent of dropping into the homes of several million people, all of whom say at the same time: 'Hey! Let's set up the slide projector!'
I think that the legitimacy of the court would be undermined in any case if the court made a decision based on its perception of public opinion.
I've learned the hard lesson that you can't pin your heart on anything until it's a completely done deal.