In Israel they are rolling out jab Number 4 and yet cases are still rising.  This Israeli Professor Cyrille Cohen is clearly a Vax Believer but now thinks the vax doesn’t work ( or to be more precise do not cause “sterilising immunity” and therefore no point in having the Health Pass

https://unherd.com/thepost/israeli-vaccine-chief-we-have-made-mistakes/?tl_inbound=1&tl_groups[0]=18743&tl_period_type=3&mc_cid=d04bb70e2c