Do I really come of as such a complete idiot that these things wouldn't be obvious and already accounted for? I have a billion ideas, some of which I've been sitting on for decades hoping for my health to get better. I'm already a "hobbyist-expert" and have spent most of my life on these questions, but I due to chronic illness and not being a one-in-a-million genius I probably won't ever be able to work professionally.
I wouldn't have posted this here if it wasn't literally a billions-of-live-on-the-line situation, and another week of waiting and trying to ...
IIUC, this particular village was for testing specific genetic tendencies (Does it also have in it's purpose to test epigenetic ones, or are those controlled for somehow?), there are presumably other villages where they use different setups to test various phases of upbringing and education on the matter, probably using twin studies to separate it form the genetic factors tested in this one.