EricCarroll , 
There is no sign of #SarsCoV2 mutation rate slowing down.
The march upwards in Immune Escape & ACE2 binding strength continues.
There is no sign #SARS2 is running out of evolutionary space.
🧵@TRyanGregory
https://threadreaderapp.com/thread/1801997622376354200.html#SARS2 #COVID19 #CovidIsNotOver #ForeverCovid
Immune escape plot of SARS vs BA.2 over time. intercept = -1.25e3 slope=0.619 R^2 = 0.765
