Again, if all you can see here is "what's in it for me", I don't see any point in further discussion with you.
That’s not it at all. It’s just that no one has made a convincing case that it does anything at all for the greater good.
As for the disappearance of flu, let’s be realistic. What makes more sense? That a disease that has infected millions of people every single year for more or less the entire history of the human race in essence disappeared in less than a calendar year, or that there is a significant amount of misdiagnosis going on?
I can think of an extremely obvious reason why the tests results are the way they are.
