&gt; Cognitive engineering, via direct edits to embryonic human DNA, will eventually produce individuals who are well beyond all historical figures in cognitive ability.<p>Now that would be truly foolhardy.   Blindly augmenting intelligence before cognitive moral reasoning is completely understood would be a recipe for incredibly dangerous psychopaths.  At least with AI, you don&#x27;t have a system that has been fine-tuned by eons of evolution to manipulate people at least partly against their own interests.