Parents who want to raise healthy children.

Politicians who want to track everyone all the time.

The rare few politicians who want it to be easier to raise healthy children.

Tech CEOs who don't want to be liable for harming children's development.

Tech CEOs who want to track everyone all the time.

The rare few tech CEOs who want to improve the world (by not harming children's development) and whose business model doesn't require it or who compete with one that does (e.g. operators of edutainment websites if those even still exist).

App coders who don't want to train a neural network to check IDs themselves.