Seems like booster shots fall in the category of "To be on the safe side", which turns out not to be very effective. Only reason I got the booster shot was the

Seems like booster shots fall in the category of "To be on the safe side", which turns out not to be very effective. Only reason I got the booster shot was the hassle of not getting it, e.g. having to do test 2-3 times/week. With booster shot the COVID pass would be valid, never mind that the vaccine doesn't prevent you from infecting others.