I am not an expert and have no special knowledge of this particular situation. I...

		smichel17 on Dec 25, 2020 \| parent \| context \| favorite \| on: Mutated Covid-19 strain confirmed in Japan as case... I am not an expert and have no special knowledge of this particular situation. In general, a "weaker" virus has an evolutionary advantage. Killing or disabling the host means fewer opportunities to spread.