So it is, but isn't it a little more MetaFilter than HackerNews? At the same time I can't help a mild feeling of 'Say it ain't so, captain Obvious!' You only have to sit down with a good nature or anthropology documentary to see our social structures aren't all that complex or different from 'primitive' ones.
He actually talks about starting new company's so the link to HackerNews is not that hard to see.
But a more interesting link why men become obsessed with specific specializations. For a well understood example consider how many partners a highly talented and successful musician might have over 30 years. The long term impact of effective birth control will probably have long term impact on the most successful approaches.
