This week, dozens of art dealers are packing up their wares and flocking to Hollywood, hoping to make inroads with the city’s growing pool of art-collecting celebrities, media moguls, and tech entrepeneurs by participating in the second edition of Frieze LA, the art fair taking place in the old Paramount Studios. But despite the massive amounts of money flowing through Hollywood, Los Angeles has long proved a frustrating target for art dealers who first had trouble turning matinee idols into art connoisseurs, and then hit a wall with the tech scene.