Maybe they should legalize killing any kid that is inconvenient or trublesome up to the age when they can defend themselves. It is the same, isn’t it?
Peter Singer and others are working on it. Many of these social engineering types are on some of the pontifical councils. They have decided the age of 3 years is when a child becomes human. Until 3, it’s “ethical” to kill the child because it’s not conscious. Many philosophers and bioethicsts are working toward society accepting these advanced ideas.