We always get immunity to each flu, or we'd all be dead. So we will get herd immunity to COVID-19, or all be dead. And that hasn't happened in the last million

We always get immunity to each flu, or we'd all be dead. So we will get herd immunity to COVID-19, or all be dead. And that hasn't happened in the last million years. There is no vaccine yet, so the only sure thing is herd immunity. The US is especially vulnerable because we have so many patients in so many locations - testing and tracing isn't going to work in the US. The horse left the barn on that one.