People can take protective measures when appropriate, but there's really no way to keep the disabled and immunocompromised safe. The latest variants are so contagious that everyone will be exposed eventually. The virus is here to stay and there will be no significant herd immunity effect.

https://www.medpagetoday.com/opinion/vinay-prasad/94646

https://www.businessinsider.com/delta-variant-made-herd-immu...