evidence: What was claimed 97% of positive PCR tests for the Covid-19 virus are false. [...] 97% of positive PCR tests for the Covid-19 virus are false. [...] It is implausible that 97% of positives identified by PCR tests run at more than 25 cycles are false, as the caller claims. At higher cycles, PCR tests are more likely to detect people who have low levels of virus, which could indicate they are early or late in their infection.