Yes, because polio was killing kids rather than older people with health problems. Also, they shut down a lot of infrastructure (like swimming pools) to prevent transmission before a vaccine controlled the problem, similar to are lockdowns and mask mandates today p. And you know, I’d like life to go back to normal, it’s just a quick needle prick.

Life already has gone back to normal.

Oh, then I can finally book that trip to Tokyo I’ve been meaning to get to for a couple of years?

Well I can book a trip to the non-neurotic portions of America.

Sure, but the rest of the world thinks those are the crazy places.