If one runs around stockpiling home pregnancy test kits,
one day one might find a false positive, whilst urinating on a stick
Hypochondriac's obsessing over a cold/flu virus, will one day catch a cold.
Spanish Flu of 1918 is still around. It has gotten weaker over a century.
Fact is that Variants of these SARS viruses don't get stronger, they become weaker over time.
Basic Immunology.
Chicken Little was hit on the head by an acorn, not the sky.