Yes, the SARS-COV-2 virus is real but infection only makes some persons sick.

 January 5, 2021 Is the virus real? Has it been photographed? What about Koch's postulates? What to do?

May 18, 2021. In this interview, I discuss the claim that SARS-CoV-2 has not been isolated, germ versus terrain theory, natural versus vaccine-conferred immunity, and more.  Interview: The Myopic Focus on Mass Vaccination for COVID-19.  The SARS-COV-2 virus has been sequenced about 40,000 times. 10% of our human genome has viral origins.

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A comprehensive map of the SARS-CoV-2 genome

https://phys.org/news/2021-05-comprehensive-sars-cov-genome.html

In early 2020, a few months after the Covid-19 pandemic began, scientists were able to sequence the full genome of the virus that causes the infection, SARS-CoV-2. While many of its genes were ...