There is no living with it. None. There's no immunity. Only continued sickness and damage. Masking is a protection to help stop the spread and if you are not helping, you're in the way of us trying to live without it.
https://peterattiamd.com/covid-part2/
Our ancestors apparently lived with HCoV-OC43 after it killed a lot of people in the initial pandemic. That virus is quite similar to SARS-CoV-2 in terms of genetics and symptoms. And it's still around infecting people today. So relax, we'll (mostly) be fine.