Dear Mary: what should I do if a fellow passenger is reading porn?

Q. On a recent short-haul flight, I had the misfortune to be seated next to a much older man who read, for the entirety of the flight, an erotic novel on his Kindle. I tried to avert my eyes but the bright screen and lewd language kept catching my eye. I was stunned into silence for the 1.5 hours I was trapped next to him. Should I have said something, and if so, what? – L.R.B., Bristol A. Certain bridge players complain they can see others’ cards – and no doubt they can, but they don’t have to. Equally, lewd language on a next-door Kindle can only be seen with