You don't get fired for hiring McKinsey. And if there's a scandal 5 or 8 or 10 years down the line where your company loses boatloads of money and McKinsey's he

You don't get fired for hiring McKinsey. And if there's a scandal 5 or 8 or 10 years down the line where your company loses boatloads of money and McKinsey's hedge fund made money betting against you, 99% of the people involved when you hired McKinsey in the first place will have new jobs. Likely at other companies.