Concede what? I actually didnt think it was ever that high in stopping symptomatic covid so that has come as a surprise to me. The key msg is that its 93% effecitve at stopping serious cases.So effectiveness going from 90% to 64% is a good thing, how?
You know you can concede the vaccine isn’t doing as well as predicted and still see them as a valuable tool.
You know you can concede that the vaccine is doing a great job at keeping fully vaccinated people alive