Earlier quoted context omitted.
This concerns omicron, and omicron is a quick worker. The British measured its doubling time to 1.5 days in London, which means that it goes from one infectee to a million in just a month. What happens later is not really significant.
No, I meant how does the booster effect reduces over time. The effectiveness of the first two over time went down much quicker than initially anticipated. The question is if the 3rd shot is somehow different.
One thing for sure is that it is likely to follow the path of the previous two shots: antibodies are going to fade with time but you will still be protected against severe illness.