He also says: >Masks indoors and in crowds should be mandatory. Probably because: >If vaccinated people that end up having symptoms are as infectious as unvaccinated people with symptoms, you end up in a situation where even full vaccination won’t stop the epidemic, and you need a Delta-specific vaccine boost to stop it.
He also says:
>Masks indoors and in crowds should be mandatory.
Probably because:
>If vaccinated people that end up having symptoms are as infectious as unvaccinated people with symptoms, you end up in a situation where even full vaccination won’t stop the epidemic, and you need a Delta-specific vaccine boost to stop it.