((((((( )))))))
((((((( Fuzzbyear )))))))

Of the many legitimate questions you raise, this seems to be among the most important:
One would hope that accurately answering that question (the possibility of getting to the correct answer to the question is a different matter) would at least diminish "their" capacity to bother you. The real world, however, is far more complex than logic. My experience is knowing and insight are not always practical.
Nor do I.