@C7RKY That’s not referring specifically to vaccines tho, and it’s an average. If vaccines work (which they do), wld expect >50% published
@Cleverestcookie @MatSilk I suspect the timeline of the charts I saw were covering a longer period. No denying vaccines 'finished them off'.
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@Cleverestcookie@MatSilk Really? All of them die out after a while? I suppose that's obv given the lack of plague, but never struck me. :) -
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@Cleverestcookie@MatSilk But only once they've had chance to be exposed to the wild virus, presumably? Vaccines 'wear off', I gather. -
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@Cleverestcookie@MatSilk But the efficacy of some fade over time, nonetheless? So no natural immunity acquired? -
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@Cleverestcookie@MatSilk Oh..I'd gained the impression (don't know where from tbh) that natural immunity was a lifetime thing once acquired - 22 more replies
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