> you might have heard about studies from Israel claiming that vaccine efficacy has dropped by some 60% Yes, I heard it. 60% is not a constant, the effectivene

> you might have heard about studies from Israel claiming that vaccine efficacy has dropped by some 60% Yes, I heard it. 60% is not a constant, the effectiveness keeps dropping over time. So what gives? In country A, everybody has to take a vaccine every 5-6 months with lockdowns in between, while another country doesn't bother vaccinating, and life returns to normal? Is this what you expect from the vaccine?