Not so.Well every team in on equal ground so it is absurd saying it won't count. They will likely lose a game or 2 (Bill and or Browns) but going 16-0 is a real possibility
With the vagaries of Covid, teams face a unique not well understood huge variable that coaches cannot seriously control, e.g. # of Covid opt outs and positions affected varied widely. Gets more chaotic from there. Flu season peaks at playoff time.