you know what hit me when I saw this chart, @ajlamesa? Ireland & Denmark just announced they will drop all restrictions in October due to control; Vermont at 80% 1st vax didn't have the delta surge; maybe 80% vax is needed for delta control? (so much higher than alpha) https://t.co/cf6PncUBoX

— Monica Gandhi MD, MPH (@MonicaGandhi9) September 2, 2021