If you really want to know a person, figure out their fandoms. And check out their playlists. A consumer’s fan affinity for music is a reliable guide to tastes in other areas of fandom, such as gaming, film and TV, sports and fashion. That’s one of the conclusions of a new report published by Vevo , the music video network that is a joint venture of Sony Music and Universal Music Group. “Fandom = Cultural Currency” is part of Vevo’s regular Media Tracker survey that gauges how music connects