The main problem with being a TV critic, I’ve noticed over the years, is that you have to watch so much TV. It’s not that I’m against it in principle: I like my evening’s televisual soma as much as the next shattered wage slave with no life. But the reality is that you end up doing stuff like I found myself doing on this Monday night just gone — cringing at pert male arses heaving up and down in a sensitive gay love scene in some moody new BBC spy drama that is going to be occupying our screens for...