Tyler Cowen, analyzing recent arguments surrounding the news that Chinese scientists have genetically modified an embryo:
The better arguments are surely the slippery slope worries that embryo tinkering will change the nature and future of humanity in dangerous ways, perhaps producing too much conformity, too much zero-sum competition (“buy the Harvard splice”), too much discrimination against various “types,” too much induced family loyalty, legal discouragement of rebellious genes, excess advantages for elites, too many decisions which too explicitly lower the social status of some groups of people, and perhaps ultimately too much drift from the world we know (and love?).