As with SOTUS, humiliation and the liquidation of dignity seems to be the modus operandi of the senior oppressors. Again, this is to preserve the status regimen, simply, to put people in their place, and while the army's thoroughly nasty didactic approach to conditioning might be more severe than what we see in educational intuitions, it's all part of the same ethos: to weaken individuality and enforce a belief in a carefully structured hierarchy.