Collapse of Marriage

Scenario:

Marriage is no longer seen as a necessary social institution, though cohabitation is still common. Children will be increasing made in labs and selected for compatibility and survivability.

Source: https://jfsdigital.org/2017/09/22/the-future-of-marriage/

Signal:

https://www.newscientist.com/article/mg23831730-300-making-babies-how-to-create-human-embryos-with-no-egg-or-sperm/