Jia Jhangke uses footage spanning twenty years to present this portrait of the incredible changes that have taken place in China. Jia Jhangke is, to my mind, the greatest living director in mainland China. His latest work, Caught by the Tides, actually seems to be a completely new kind of creation. We begin in 2001, with candid footage of mostly middle aged women nostalgically sharing and singing traditional songs with each other, including some from Shanxi opera, in a large and plain-looking room. They are former opera singers having a twenty year reunion. The use of songs as a way…