You will be dead before your kid reaches 30 if you have kids in your 60s.There are always segments in society that are laggards (slowest to adopt) or rejectors of advancements. You may have the formation of Amish-like communities that resist. In any case, many of these medical advancements are decades in the making. Innovations in scientific research work at a snails pace from intial innovation to accessibility of said treatment to the public. Lol, they said out of womb babies (via ectogenesis) would be an option by 2030 add 10-15 more years and that's being generous.
I forgot to add the delaying of menopause or egg regeneration. But what woman wants ciyaal in her 60s. Freedom comes with retirement.