If this is an unhealthy pattern as it appears to be, then it is very serious, indeed.
If it is trying to keep whiners and mal-contents from causing division, I could understand. But it sure seems like an aversion to important feedback etc. And I deplore such practices as stifling, much more so, removing such crucial feedback.
Ditto!!
This is what we've been trying to tell you, lo, these many months.