The summary bears almost no relation to the actual article content.
The article is essentially arguing that the common management advice that circulates in our industry has caused too many engineers-turned-managers to pivot too far in the opposite direction from the caricature that OP created above, to the point where they've reached another ineffective part of the manifold of possible management styles. It argues that there's a space between OP's caricature and the traditional, ineffective engineering manager/executive and that in that space they can have real impact.
The article is essentially arguing that the common management advice that circulates in our industry has caused too many engineers-turned-managers to pivot too far in the opposite direction from the caricature that OP created above, to the point where they've reached another ineffective part of the manifold of possible management styles. It argues that there's a space between OP's caricature and the traditional, ineffective engineering manager/executive and that in that space they can have real impact.