But in general society has rules and we must abide by them if we want to participate. For instance I'm sure most people wouldn't appreciate if I walked around naked, which does not harm anyone unlike needlessly having an increased risk of contracting and/or spreading COVID.
https://www.businessinsider.com/delta-variant-made-herd-immu...
https://www.thelancet.com/journals/laninf/article/PIIS1473-3...
are they still potentially vectors? yes. could the virus still potentially mutate? yes.
is the chance of either of those happening greatly reduced? absolutely. so relatively speaking the vaccinated are walking bioweapons in comparison.
Worse than unvaccinated really, since they're less likely to get sick they won't know they're infected and that they should try to stay home.
Can we please just stop? “Take this or lose your job and pension” is not a choice.