These are difficult, confusing challenging times. However Conservatives should not welcome schizoids to influence them. Leave that to the Left Dr. Markovits is a discredited scientist and probably supported the Clintons and Obama. If anything it is postulated ( and hoped) that if an individual received multiple influenza vaccines over the years, at some point there was a bit of cross reactivity to COVID-19 antigens and those individuals may have some cross immunity to COVID-19.
flu vaccine doesn’t even work on most strains of flu, I don’t see how it would help with this. My nurse wife could tell me exactly what percentage of strains it works on, but it’s in the neighborhood of 20. Neither of us has ever had one, I have missed one day of work in 18 years.