And vaccination reduces transmission too. Always has, always will. If you reduce infection, you reduce transmission.
However the booster is obviously far more important for Omicron, hence the push on it.
There's no need to look for excuses to avoid vaccination and boosters. The best chance of avoiding more lockdowns is a high proportion of vaccinated and boosted people in the general population.
Vaccination still greatly reduces the risk of infecting others despite the arrival of the delta variant, recent studies show
www.newscientist.com