Here lets keep it simple for you Ritchie.
Health Ministry: Vaccine down to 64% effectiveness in ...
https://www.timesofisrael.com/liveblog_entry/...
Aug 31, 2021 · The Health Ministry says that in the past month, the Pfizer vaccine’s effectiveness in preventing symptomatic COVID-19 has dropped by some 30% to 64%. It notes the drop in
Nothing changes about the Vaccine. It drops in efficiency. And again.....the Israelis wouldnt be taking another shot. If there wasnt a worry about reinfection.