None of this was ever really required. All that was required was: 1) Make a law requiring all websites that allow user contributed content to enable RTA heade

None of this was ever really required. All that was required was: 1) Make a law requiring all websites that allow user contributed content to enable RTA headers within {n} period of time. 2) Then make a law requiring all browsers and web apps look for that header and enforce parental controls within {y} period of time. That's it. That puts the control in the hands of the parents and lets them decide if their progeny are ready for adult content. No need to give up PII.