To update: I've added estimates of how elites like Harvard undergrads would change in composition under various scenarios; value of information estimates of additional SNP datapoints; a large bibliography of papers on IQ/income/wealth; background on challenges to estimating CRISPR value; implications of being able to create unlimited eggs from stem cells; generalization of embryo selection code; and demonstration of the large gains (>2.8x) from selecting on multiple complex traits and not just IQ.