“How lucky I was born in China,” a young Chinese scholar declared last month in his WeChat. He was proud: Following the worst domestic Covid-19 outbreak since Wuhan, China had brought daily new case counts down to a few dozen.The case numbers — when contrasted with the United States, which has less than a quarter of China’s population yet daily average cases above 130,000 — might not seem too concerning on their own. But they illustrate that China’s zero-infections policy is no longer working as designed. At the outset of the pandemic, the policy successfully drove down cases — and was …
