Among the long list of people that Taylor Swift didn’t marry in New York earlier this month, but could have, is Jake Gyllenhaal. Only he knows whether that would have been a good idea, but given that he is a big music fan, at least he can take solace in the fact that he did, like lots of other celebrity men, go out with her, then break up with her, and then inspire a load of songs on one of her albums. In Gyllenhaal’s case, that record was appa…