A balanced, pragmatic point of view is all very well, but an extreme, polar position is so much more noticeable! There have been plenty of polar positions in the history of ELT, and for every polar position, there is the polar opposite.
I've recently been drawn to articles and blog posts with (amongst others) a common thread on the nature and potential of teacher feedback. Giving feedback is something we do, almost as a reflex action, but how might we make it more effective so it plays a significant role in driving learning forward?