> Irony and reminder of Man's infinite folly when it comes to Nature: Father of modern theory of Evolution (Charles Darwin) also practiced incest.

That is a non sequitur. The article is same constraint lead to same outcomes. Humans as we know don't forage. If we did, there would be a Great extinction of edible species, followed by a famine.

Darwin had no hard proof inbreeding is a problem. We do now. He acted rationally based on his data.