[quote]Huh, it's almost as if ethnicities are solely defined by humans, and are therefore subjectively determined.[/quote]

just like any word is defined solely by humans. But go ahead with the non-points.

[quote]I'm pretty sure that many technologically astute Martian ethnostates would also pursue genetic engineering in less than a millennium, and that'd circumvent the inbreeding issue altogether if properly applied.[/quote]

cool famalam