I think that musicians should never forget about the intimacy of bringing two people together, and the aesthetic transference where you're almost vicariously involved in a romance between other people. ↗
I still think the best metal bands have a blues feel. The first Black Sabbath album is kind of a bludgeoning of blues. Deep Purple also started out as a blues band. ↗
All literature consists of whatever the writer thinks is cool. The reader will like the book to the degree that he agrees with the writer about what's cool. ↗