Absence of evidence is not evidence of absence. Most scientists fully expect the approved vaccines to prevent infection and transmission for some significant %

Absence of evidence is not evidence of absence. Most scientists fully expect the approved vaccines to prevent infection and transmission for some significant % of people. The only thing that hasn't been conclusively proven is what that % number is. Not to mention there is already limited/preliminary data that the Moderna vaccine reduces asymptomatic infection (https://www.wsj.com/articles/can-you-still-spread-covid-19-after-you-get-vaccinated-11610379107 https://www.wsj.com/articles/can-you-still-spread-covid-19-a...).