It’s hard to pick just one favorite form of internet insanity, but, if I had to, it would definitely be shoplifting denialism. Over the past few years, shoplifting has clearly become a bigger problem.

A cup of hot coffee flung at the wall of his 7-Eleven store was the price Philip Minias paid for confronting one would-be shoplifter. Open round-the-clock, the corner store in Boston’s Downtown ...