The exact thing happened over here in Malaysia as they copied Australia verbatim. I posted about this a few times, it has nothing to do with "protecting children" as they call it. The real agenda is to KYC every social media user, and knowing their reputation of what these companies do with our personal data and the history of data breaches involving them, what could possibly go wrong.
RE: Australia's Social Media Ban: As ever, "safety" is reduced to punishing the most vulnerable.