Did We Really Not Know?

Part of the argument for “COVID-19 amnesty” is that we didn’t know early on how COVID-19 behaved or what the outcomes/effectiveness of certain approaches would be. Is that true?

What We Knew In the Early Days ⋆ Brownstone Institute

We live in an age of short attention but all these signs and warnings came months before the world locked down and they chronicled the damage as it was happening.