Right now, today, while half the world is lockdown in their own homes, WHO is still advocating for unrestricted international travel.
https://www.who.int/emergencies/diseases/novel-coronavirus-2...
Telling people to not fly across the world is bannable misinormation acording to Wojcicki's definition. Of course, it wouldn't be banned, because the actual rule is a much more subjective "whatever makes YT look bad to advertisers and PR"