> The problems articulated by the commenter are much more likely the result of institutional failures and skewed cultural incentives than the result of a class of people or a “cabal” (the word implies conspiratorial coordination and scheming).
Oh there absolutely are cabals at work. The infamous "Paypal mafia" [1] where multiple members eventually infiltrated the US government comes to my mind, and Ivy League universities in general are even more infamous for very close knit alumni networks.