Not so surprising for a company
that "has been the subject of significant controversy related to its business practices. [...] and its work for authoritarian regimes like Saudi Arabia and Russia."
source : https://en.m.wikipedia.org/wiki/McKinsey_%26_Company
I would have taken the article more seriously if written by a company actually producing a lot of software.
What do you mean "management has to understand what the company is selling"? That was a long article about "if you blindly chase metrics, you are going to be gamed".