I'm gussing that the downvotes are because of an implicit link to eugenics and racism. those liking scifi: Asimov explored the idea in one of his novels. "Sp

I'm gussing that the downvotes are because of an implicit link to eugenics and racism. those liking scifi: Asimov explored the idea in one of his novels. "Spacers" vs "Earthers" in the novel "The Caves of Steel"