Delta variant
lundi 9 août 2021 à 02:00China is finding that the Delta variant is too transmissible to eradicate with the strict lockdown measures that were successful in the past. This is the same as what Australia is experiencing.
Some of the people quoted in the article assume that this will remain the case even after nearly everyone is vaccinated; but that does not follow. Transmission between vaccinated people does occur, but the R-value will be less.