The procedure is benign. Describing it as irreversible is technically true but practically it's scaremongering.
And it's for the sake of the people around you. Your society. So they don't die waiting for their healthcare services to unclog. Edit: And it's also obviously for the sake of the person getting vaccinated, let's not forget that :)
>...fully vaccinated individuals with breakthrough infections have peak viral load similar to unvaccinated cases and can efficiently transmit infection in household settings, including to fully vaccinated contacts. Host–virus interactions early in infection may shape the entire viral trajectory.
Source: https://www.thelancet.com/journals/laninf/article/PIIS1473-3...
>Although vaccines remain highly effective at preventing severe disease and deaths from COVID-19, our findings suggest that vaccination is not sufficient to prevent transmission of the delta variant in household settings with prolonged exposures.
Which is what we're talking about here, preventing serious cases.
>...fully vaccinated individuals with breakthrough infections have peak viral load similar to unvaccinated cases and can efficiently transmit infection in household settings, including to fully vaccinated contacts. Host–virus interactions early in infection may shape the entire viral trajectory.
Source: https://www.thelancet.com/journals/laninf/article/PIIS1473-3...
That benefit is hardly "at best". That's a fantastic intermediate step. Why is it decried as horrible just because it's not the final solution to the problem?