Except that's not true. There are 4 endemic coronaviruses already that cause the common cold, and we can most definitely get reinfected with them: https://www.

Except that's not true. There are 4 endemic coronaviruses already that cause the common cold, and we can most definitely get reinfected with them: https://www.the-scientist.com/news-opinion/common-cold-coronaviruses-tied-to-less-severe-covid-19-cases-68146 https://www.the-scientist.com/news-opinion/common-cold-coron...