When the first plane hit, what a terrible accident, a tragedy indeed.
But...
When the 2nd plane hit, it was clear, we were under attack.
Covid19 is the first plane. IF there is a 2nd...
Actually this is about the 3rd, if you count previous MERS and SARS (this being SARS v2).
Viruses do mutate on their own, even if you don't help them, as long as they find a host where to live.
But during 9-11 America almost immediately stopped all air traffic. If they had done the same on this occasion, they would probably have fared a much better situation than what they have now.
Was it fear of damaging the economy? But now you have it much worse...