Gating is not just for porn, they are talking about using for social media and various other things. You can imagine that many things end up age gated if this becomes legislation, as a preventative measure.
replyThen your 10% becomes problematic because you are either restricting or granting access based on invalid information. So in your world here we then need ways for people who were incorrectly gated to reach out and be corrected somehow.
You're mixing up false positives and false negatives. Nobody is going to be incorrectly blocked under this system unless they lost their ID, and the fix there is getting a new ID.
replySome kids skipping the block sometimes isn't catastrophic, especially because there won't be all this peer pressure to join adult social media when 90% or more are blocked.