alt Hacker NewsI think it's how you appear to other people you work around.
Over a period of time, when the right person thinks you are useful/attractive/interesting, you get more opportunity/promotion.
This happens to explain the networking effect implied by the post (and related analyses).
This is a game played at the level of primate politics.
If you care about epistemic accuracy more than tribal politics, you'll quickly find yourself in the outgroup.
Logical from a 'within the game' perspective, but those who believe that humans are legitimately trying to transcend their irrational nature will be very disappointed.