I had a fascinating encounter with two transportation systems yesterday. I got the full service treatment from TSA at Boston Logan when I was deemed an explosive risk. I wasn’t supposed to hear one agent’s offhand comment to another. “ I shoulda cleared my wand on that one. It was me.” So I was pretty sure it was the agent’s fault which made me a little less willing to follow the script of docile compliance. Instead I asked a question, “How could I possibly be a security risk