China is enduring its first big outbreak of the Omicron variant, and the ranks of the unlucky have grown rapidly. At least 40m people are under some form of lockdown, including an entire province, Jilin. Keeping China mostly covid-free has cost residents a good deal of privacy. Those with smartphones must scan qr codes to enter public buildings or catch a taxi, train or domestic flight. The simplest walk in the park is logged by movement-tracking public-health apps installed on those same phones. The costs also include isolation from the world, for China has all but closed its borders for nearly two years.Has Omicron Changed the Chinese Covid-19 strategy ?

