“But with just 44 published cases of potential inflight COVID-19 transmission among 1.2 billion travelers, the risk of contracting the virus on board appears to be in the same category as being struck by lightning.” 1/3 https://www.airlineratings.com/news/new-research-uncovers-just-44-cases-flight-covid-19-transmission/

"The manufacturers found aircraft airflow systems, High-Efficiency Particulate Air (HEPA) filters, the natural barrier of the seatback, the downward flow of air, and high rates of air exchange efficiently reduced the risk of disease transmission on board in normal times." 2/3

So we need to ask ourselves now:
Given that SARS-CoV-2 is in every little alley all over the world,
1. Are PCR tests for traveling justified?
2. Are vaccine passports justified?
3. Are mandatory masks on flights justified?
3/3