Yes, which is ALSO why random reports of asymptomatic transferability would not have been relevant to specific policy makers.
What you need to find out is WHO THE FUCK THEY WERE TALKING TO, and then you can ask WHY THEY DIDN'T "KNOW".
And what they will say is, "Nobody knows a fucking thing. Stop pretending like you do. You're not fooling anyone."
To which I would probably be like, "Respect."