If I remember it correctly, it's the 4% that were supposed to be the conservative estimate. Anyone who says the rate is 0.027% is obviously bonkers, given what

If I remember it correctly, it's the 4% that were supposed to be the conservative estimate. Anyone who says the rate is 0.027% is obviously bonkers, given what sample you'd need to specify the result with a 0.0005% error. I don't see how anyone could practically do that.