Whatever phase you want to call it the British or Canadian data are not to be swallowed hook, line and sinker.
The latest Japanese trend shows a rapidly decline in infectious cases a few weeks after the health authorities approved the use of ivermectin in the prophylaxis and treatment of the Covid-19 virus. They have also observed that genetic factors in the population are preventing specific components of the virus from destroying the host cells. At the other end of the world, although the citizens of Gibraltar are almost 100% vaccinated, infection is still taking place. Other statistics have shown that the wearing of masks can reduce infection by more than 50%. In the end whether you easily succumb to the infection is partly due to your genes and the concomitant presence of other diseases of body and mind.