You talk as if the Ethereum Foundation is riding through travelled roads, when this is the wild wild west; uncharted territory. Blockchain tech / Ethereum is new and revolutionary, of course they're gonna have some bumps in the road and not get everything right.

To suggest they don't understand human behavior due to being "young, inexperienced, and egomaniacs" is quite the statement, considering no one on this planet has complete and 100% accurate knowledge on human behavior in order to perfectly model incentives in action.