Yes, for a lot of people the vaccination will not be a good solution. Kind of like the lockdowns. For a lot of people, this is not a good thing at all.
She should try Coke made with real sugar next time instead of fructose syrup made from corn in a test tube.
Fructose is in all sugar I believe, a pure glucose only Coke perhaps. How she lived to be an adult at all is amazing. Anyway, you understand that somewhere somebody is going to have an adverse or coincidental reaction to anything. We vaccinated most of the world knowing this many times.
Still way too early to determine causation or correlation in these situations. Is it likely corners were cut to fast track this vaccine? IMO, yes, it's safe to assume that. The real question is were some of these cut corners just bureaucracy and unnecessary redundancy, or actual procedures needed for development. Time will tell, but at the present moment we lack enough data to make any real determination.