Pop, rock, rap, whatever: who killed the music genre?

Skrillex produces Bieber, Rihanna covers Tame Impala, and the genre-bending 1975 top the charts. The people making and consuming music are more stylistically promiscuous than ever. How did we get here?Pitchfork, widely viewed as the world’s leading alternative music website, relaunched this week. Along with a rather pleasant new look, it announced “a significant new feature”, the ability to view the site according to genre.At first glance this might suggest that genre boundarie