Even the Robert Koch Institute and other health authorities cannot present decisive proof that a new virus named SARS-CoV-2 is haunting us. This alone turns the talk of dangerous viral mutations into irresponsible fearmongering and the so-called SARS-CoV-2 PCR tests definitely into a worthless venture.
https://off-guardian.org/2021/01/31/phantom-virus-in-search-of-sars-cov-2/