I didn't need to look up how many strains of human coronavirus are currently enumerated. I also didn't need to know that the common cold is about four continually circulating strains of coronavirus.
I didn't need to look up how many strains of human coronavirus are currently enumerated. I also didn't need to know that the common cold is about four continually circulating strains of coronavirus. [There are like 7 human strains of coronavirus for those looking for a current total number.](#spoiler)
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