Its not out of the realm of possibility that we can eradicate Covid. We have managed to get rid of Sars and Polio.
This article is worth a read, but to be frank its far too complicated for me to really understand.
https://www.bbc.com/future/article/2...and-go-extinct.
Its up to everyone to draw their own demarcation lines. Personally I still ere on the side of caution but I know many that just want to return to previous normality (or have).