Shanghai residents are turning to the blockchain to protect recollections of town’s month-long COVID-19 lockdown, minting movies, pictures and artworks capturing their ordeal as non-fungible tokens to make sure they are often shared and keep away from deletion. Unable to go away their properties for weeks at a time, lots of the metropolis’s 25 million residents have been unleashing their frustrations on-line, venting about draconian lockdown curbs and difficulties procuring meals, and sharing tales of hardship, corresponding to sufferers unable to get medical remedy. That has intensified the cat-and-mouse sport with Chinese censors, which have vowed to step up policing...