The Nazi eugenics program was also strongly inspired by what the US was doing at the time.

It’s just that the Nazi went a bit too far, too obvious (and mainly they lost the war). It was one of the arguments of the defense in the Nuremberg trial that the German eugenics differed little from what was practiced in the US.

Yes, I’m using it as well. It works very well on android and Linux.

I used the tool when looking for a house to buy.

I was looking in a mountainous area so the amount of sun a house gets in winter can vary quite a lot. Even a few hundred meters can make a huge difference in some cases.