The article is not saying that teams should avoid comments and criticism, nor is it saying that there is no middle ground between perfection and needing scrappi

The article is not saying that teams should avoid comments and criticism, nor is it saying that there is no middle ground between perfection and needing scrapping. The article is pointing out that it is _particularly dangerous_ to give criticism if you are the boss, because whereas peer feedback will be weighed on its own merits, even casual feedback from a boss will frequently be interpreted as a command.