To the OP : the point of showing the same thing done is CAD wasn't to illustrate any kind of "best practice" ; it was to show that the 12 minutes argument is irrelevant, and that the point you are making about fun of use and automatic topology doesn't necessary prevails over, for instance, the necessity for the precise…
not sure if it was said already or not, but it's fine to use both workflows and software together. If you know that you can make some complex shape quickly in zbrush you can just get it done, then send to blender or whereever and cleanup topology if needed to make the part compatible with rest of the model. I'm not the…