Ok, I saw your twitter links, I just took the SA study regarding prior infection or AZ vaccination as a contrary proof, perhaps the fact that they didn't includ

Ok, I saw your twitter links, I just took the SA study regarding prior infection or AZ vaccination as a contrary proof, perhaps the fact that they didn't include any severe cases mean that both findings can be reconciled and that vaccines won't eradicate COVID-19 but rather it will become less severe over time.