re: #6 Colère Tueur de Lapin

The appropriate term is “shed”. And that was the observed effect until delta; However, vaccinated people are shedding more of the virus with the delta variant, but still l less than unvaccinated people.

There seem to be several articles the suggest that, under delta, those with breakthrough infections can shed as much as the unvaccinated:

cbsnews.com

medrxiv.org