Antonio Regalado continues his series of quite accurate & up to date reporting on the future of genomics. Liberal eugenics is upon us. Ban it and other countries will use it for extreme competitive advantages, and your citizens will fly there for treatment https://www.technologyreview.com/s/610339/dna-tests-for-iq-are-coming-but-it-might-not-be-smart-to-take-one/ …
In fact, one can genotype gametes before fertilization and this will substantially increase the effect size of selection because one avoids pairing bad eggs with good sperm. But tricky because one has to track the gametogenesis precisely. A few years in the future.