What is the fine-grained topic of the following text: Recent seismic changes in the political and economic structure of China has, he believes, led to dislocation and a growing remoteness from the legacy of the past: the role of the violent and disruptive Cultural Revolution, which features in many artists’ work today, is rightly highlighted. Only return the topic.
Impact of seismic changes in China's political and economic structure on its cultural legacy, with a focus on the Cultural Revolution's influence on contemporary art.