what does "exponentially more lethal" mean here? The lethality is not yet known, but whatever it is, it's a multiplicative factor compared to flu. I don't thin

what does "exponentially more lethal" mean here? The lethality is not yet known, but whatever it is, it's a multiplicative factor compared to flu. I don't think there would be much economic impact if this were annual. The overarching impact would be a reduced lifespan in developed countries (by a small number!). We wouldn't shut down everything every year.