Possibly gp was referring to other, well known writing by the author? I assume all have seen GVR on tail call optimization.
see here for some examples: https://developers.slashdot.org/story/13/08/25/2115204/inter...
almost every answer is basically "i like to be pragmatic" but neither the design of python or his answers reflect that.
so now that python is so popular, we have people completely unaware of the existence of languages like lisp/scheme and ml dialects, which are much more powerful and can be just as clean as or cleaner than python, and a stunted language taking over every project.