KPGM et al. are used as political ammo to push through internal changes. Those in power rely on consultancies underlying their decisions (painful redundancies,

KPGM et al. are used as political ammo to push through internal changes. Those in power rely on consultancies underlying their decisions (painful redundancies, firings, etc.). Acknowledging that the arguments for these painful decisions was hallucinated will lead to many problems for powerful people, so for now it's best to just try and sweep it all under the rug.