So the CDC say 0.7% as the best estimate, above even your highest 0.6% statement. Until recently Cambridge had 0.9%, this has increased recently as more eviden

So the CDC say 0.7% as the best estimate, above even your highest 0.6% statement. Until recently Cambridge had 0.9%, this has increased recently as more evidence has come out. Taking a 0.7% value would mean that 40% of Brooklyn has had it, a figure not backed by serological tests. Even is 100% of Brooklyn had has covid, that would give and IFR of nearly 0.3%