Evidently 13 is a magic age when it comes to legal use of social media. After that age, what social services learn from your online behavior evidently can do no evil. We all know that children of younger ages have accounts often with the support of their parents, but this requires that someone, the child or parent, lie. It is rumored that Google will provide a way for young users to have accounts allowing access to gmail and YouTube. The approach will likely involve parental input and the opportunity to review activity.