Spiral Music: Listening to Uncanny Influence in Vertigo

Film as Text. Beyond the regular homages we see paid to the film, it is Bernard Herrmann's music for Vertigo (Alfred Hitchcock, 1958) that has had the longest life outside of Hitchcock. Why does Vertigo's music keep returning to contemporary cinema? What is it about this moody, glum and at times violent musical score that continues to attract admiration and homage fifty years after the fact?