In a nutshell the flaw in your thinking is that yes, you can still pass it on if you’re vaccinated, but… instead of being a carrier that can pass it on for 3 weeks, you might be contagious for a day or 2
I think you’re doing the anti-vax thing where you find self-satisfying reasons to support your claim, but you won’t bother to examine the validity of those assumptions.
It’s been long established that what tastes good to one person, will not taste good to another person.
This is because taste buds are a two-way communication channel, they will call out for nutrients the body asks for, and provide reward chemicals to the brain upon receipt of said nutrients.
So if Buddy Boy thinks that a water with slightly higher mineral content in one way pairs best with pasta, it’s because he’s deficient in that mineral.
The whole concept of sommeliers needing to exist was blown to smithereens over 2 decades ago - I don’t know why we’re still having this conversation.