During this round table on Jinjiafang (updated link) and the fate of the old town, Prof. Li Yingchun says a very correct thing: "Any great city needs rich history to support it, including material remains and collective memories of different eras."
Link to the event
UPD. They even made a cool puzzle, showing the section of Jinjiafang between Kongjia Lane and Honglangan Jie:
