I can't help you with the title, but with another paragraph from that story, should you want to find it.
Paraphrasing from memory:
> When you are in a major Chinese city you may street sweepers sitting on the side walk chitchatting. The first thing you may think of it as waste that could be eliminated. But it also acts as a buffer.
> When you are in a major Chinese city you may street sweepers sitting on the side walk chitchatting. The first thing you may think of it as waste that could be eliminated. But it also acts as a buffer.