So this is a weird blogpost, in the sense that, yes, of course is it fine not to watch popular programmes, listen to popular music, and so on. But sometimes I have to tell myself that. I’ve heard of Taylor Swift (although I had to look up the spelling of her name), and it is entirely plausible that I’ve heard some of their music when someone else has played it, but I certainly couldn’t name any of her songs. I’ve never really understood the idea of being a “superfan” of someone. I...