“I really want to say that we are all connected,” Jia Zhangke said Monday night. “This is our issue.” If that makes his latest film, A Touch Of Sin, sound like some sort of Chinese Crash redux, it’s just a quirk of phrasing: the connection Zhangke’s thinking of is an epidemic of violence in China, which he describes as a response of the economically dispossessed trying to reclaim some form of dignity. Viewed as isolated actions, the four violent incidents dramatized in A Touch Of Sin might seem like singular occurrences; stitched together, they’re obviously connected symptoms of Chinese society […]