Between Twitter, Facebook, e-mail and text messaging, I’m always a bit terrified that a fleeting opinion will come back to come back to haunt me. For instance, I once was appropriately chastised for making fun of an organization that I covered in my private Gmail chat status. So half of me reacted to Octavia Nasr’s CNN firing over a tweet with a twinge of sympathy while the other half of me said, “What was she thinking?”