Fauci: remember what he said about asymptomatic transmission of COVID in February March 2020? that "asymptomatic transmission is not the main driver of [any] outbreak."
by Paul Alexander
Maria van Kerkhove, WHO: "We know from a lot of experience...that people that claim to be asymptomatic, when you go back & interview them they were in the early stages of actually developing symptoms"
SOURCE:
Does The New Coronavirus Spread Silently?