Is it worth editing this question to make it less provocative and more TCS-centric ? In other words, if such edits (what kind?) were made, would the question be valuable ?
I fail to see where the linked question is provocative. It is maybe not rhetorically brilliant, but who of us non-natives can claim otherwise?
We have entertained broad questions regarding research practice before, for instance
I think we can conclude that the question posed is very relevant. If people think it is stated in too frank a way, too bad. I think it is just that: frank. Personally, I have no need for graciousness and/or political correctness in an impersonal discussion.
I decided to turn my comment into an answer.
See this post for more on the distinction between good subjective and bad subjective.