This excellent video presentation gets it all right except
that there really is a bioweapon at work; maybe not a
virulent coronavirus, but rather a mix of bioengineered
infection agents that trigger a full-blown disease process
correctly known as Coronavirus syndrome.
https://youtu.be/X_tQr_1fMeI
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https://www.youtube.com/watch?v=-YmOnJim5wU&feature=emb_rel_pause