At last, someone is talking about the elephant in the room.
What the writer underplays is the fact that some schools actively welcomed this approach, because it was what allowed their managers to big-up their careers and salaries. I worked in one.
You can only deal with the conflict between doing what you know to be educationally right and necessary and that which a gun-pointing system is forcing you to for so long before something has to give.
The more seriously you take your vocation, the more damaging the consequences of such conflicts are likely to be.