I'm not an expert on child welfare or child psychology, but what I will say is that the persuasive abilities of these systems are ratcheting up at insane rates.
Look at OpenAI's GPT-4. They ran evaluations on it. They found out it was able to persuade human beings to solve captchas for it—those annoying tests that prove that you're not a robot. Well, it was able to persuade people to do those for it.
Think of the applications for marketing. I think adults and kids are going to belong to the same equivalence class of entities relative to these things. I think it's bad for kids, but I think adults start to look an awful lot more kid-like in the face of highly persuasive reasoning machines like this, essentially.