I typed it up and sent it forth with blithe abandon, as I had thousands of times before, with the confidence of one certain the recipient would never see it, basking in the false security of obscurity. That is the lure of social media: action safe from reaction. At least direct. On Twitter, with no perceptible ass-biting potential evident, I had sent out many vitriolic missives to all kinds of people across the sociopolitical spectrum, with the severest rebuke being that I wa