with that level of population immunization, it probably can't spread through community transmission as easily. it's just really infectious. so it's getting everyone not-vaccinated infected really quickly, and there's enough of them to keep it circulating and spreading.
Why is it so much worse in the states. Delta doesn't seem to be shit here. I mean, over 80% are vaccinated, but still.
with that level of population immunization, it probably can't spread through community transmission as easily. it's just really infectious. so it's getting everyone not-vaccinated infected really quickly, and there's enough of them to keep it circulating and spreading.