I suspect that using past positive tests would make things even more complicated. It’s very easy to underestimate how difficult things are at the “tens of millions of people” scale, particularly for governments.
> You have a government whose vaccine policies are grounded in proper science and medical ethics, reducing the number of vaccine hesitant individuals
Circular argument, no? This point is only relevant to whether natural immunity should be correct if you accept that your own position (natural immunity should be taken into account) is correct.
> You have a government whose vaccine policies are grounded in proper science and medical ethics, reducing the number of vaccine hesitant individuals
Circular argument, no? This point is only relevant to whether natural immunity should be correct if you accept that your own position (natural immunity should be taken into account) is correct.