At my last startup, things would have been far less dysfunctional if the leadership team had read (and adopted) this philosophy. When we got backed by Venture funding it basically forced us into rapid scaling that we weren't prepared for and most of the engineering team quit because of mismanagement.
The point about effective managers need to stay out of the details and don't solve their team's problems can't be overstated.
The point about effective managers need to stay out of the details and don't solve their team's problems can't be overstated.