Recently, Mxsmanic posted:

Neil Gould writes:

There is no violation at all. Such twins are designed to take
advantage of the laws of physics.

Then the design defect of propellers that rotate in the same direction
is not a violation of the laws of physics, QED.

Your paraphrase is incorrect. It should be, "The design using propellers
that rotate in the same direction is not a defect".

Neil