>>10818126

CU Boulder?

>>10818289

Classic regression to the mean.

>>10818741

You are misinformed on this. RNA viruses mutate very quickly:

"Even the simplest RNA viruses, which have about 7,400 nucleotides per genome, will generate mutants frequently, perhaps as often as once per genome copy."

https://www.ncbi.nlm.nih.gov/books/NBK8439/