You might say that Pussy Riot are being treated as something like Manic Pixie Dream Dissidents, blank revolutionary slates onto which Westerners are projecting their hipster fantasies.At a recent sympathy rally in New York, celebrities such as Chloe Sevigny pretended to be Pussy Riot members (a tribute yet to be paid to imprisoned Russian men like Garry Kasparov or Mikhail Khodorovsky) and fans