en.m.wikipedia.org/wiki/Family_History_Library
Googling this sort of thing is fun: the first result I got was this quora page (it’s fun to read the nonsense sometimes, sue me) where all the responses are very salty and defensive mormons to what reads to me as a fairly worded question.
quora.com/Why-do-Mormons-have-the-biggest-DNA-dat…
It seems to boil down to they believe you can save your ancestors from damnation if you baptize them post mortem. Regardless of how far back.
EfreetSK@lemmy.world 1 year ago
I’m not 100% sure but If you heard about companies/websites that provide DNA testing like Ancestry, MyHeriatage, etc. (actually anything related to genealogy), there is a big chance that they’re based in Ohio and in some way connected (or directly owned) by mormons. Just by now they must have a huge database of people’s DNA
But feel free to correct me, as I said I’m not entirely sure if this is the context