Fucking clueless rhetoric.
Vaccines boost the body's immune system, priming your antibodies for the virus it may encounter. If we "trust the science", it tells us that variants are very Very similar to the original. The only way it would require a 3rd booster is if somebody doesn't know what the fuck they are talking about. Shocker.
True story, anon once saw some kittens playing under the van. Went out to start it up the next day, and had an inkling to check engine first. Found two kewt kittehs curled up together sleeping on top of the valve cover.
Found out one of my part time workers is getting vaccinated next week. Now I seriously have to wonder should I let him back in the office.
In all likelihood she will be fine. If she has to get one, get a non-mRNA for more peace of mind.