Just giving voice to the idea that there is a sweet spot. We don't have enough data to know if SARS-CoV-2 hits it. Or enough data to know where that sweet spot

Just giving voice to the idea that there is a sweet spot. We don't have enough data to know if SARS-CoV-2 hits it. Or enough data to know where that sweet spot even is. (This seems like a very hard thing for epidemiological models to predict.)