tldr New genome engineering technique breakthrough improves on CRISPR Cas-9 with more capability and fewer defects, 89% of genetic diseases are curable NOW.
https://www.npr.org/sections/health-shots/2019/10/21/771266879/scientists-create-new-more-powerful-technique-to-edit-genes
https://www.npr.org/sections/health-shots/2019/10/21/771266879/scientists-create-new-more-powerful-technique-to-edit-genes
