I wouldn't say that he doesnt know what he is talking about, but that this is the best kind of argument you will get without God being the arbiter of good. From his worldview, UPB is just the distilled result of human behavior and applied most consistently. Its not that I necessarily disagree with him, as I agree with his analogy, but that this is simply the result of God's Nature being reflected in what He has made. Molyneaux's approach is to take the result and work backward instead of looking at root causes and working forward.
RE: UPB's hidden flaw