Originally Posted by WutFace

Regarding the CFR it was never 3.8%, even from the beginning. It varies tremendously depending on age group, and normalized across the population it averages out to about 0.5% CFR. That's never changed.

Regarding the updated R₀, CDC updated it on April 7. Way more contagious than initially predicted.
https://wwwnc.cdc.gov/eid/article/26/7/20-0282_article

So even with a low CFR % of 0.4%, it's so contagious it could infect 200 million Americans. Do the math. That's 800,000 Americans dead.