> It does not support any specific mechanistic explanation. You're right that the recent pre-print cited by GP - regarding the data out of Israel - does not pr

> It does not support any specific mechanistic explanation. You're right that the recent pre-print cited by GP - regarding the data out of Israel - does not prove or disprove any specific mechanistic explanation. However, interpreting GPs comment charitably, that study does support the notion that immunity acquired through natural infection may be more robust to mutations and variants - the mechanisms of which have been articulated in a variety of other literature. See my sibling comment [1] for supporting citations and excerpts. [1] https://news.ycombinator.com/item?id=28320340 https://news.ycombinator.com/item?id=28320340