I think his main point is that we don't see MBAs supervising the construction of a bridge, why do we let them supervise the creation of software? A civil engine

I think his main point is that we don't see MBAs supervising the construction of a bridge, why do we let them supervise the creation of software? A civil engineer has sufficient organizational clout to push back on unrealistic deadlines when managing a project, but software engineers don't have this level of recognition. The way to be recognized as professionnals, according to him, is to start acting like one.