In the most recent days, Facebook has sent notices to parents of kids who use the Facebook Messenger Kids app. The notice outlined a "technical error" that allowed kids to join group chats with other approved contacts and their approved contacts. Basically, Messenger Kids inadvertently allowed kids to communicate with non-approved contacts through the group chat feature. Facebook quietly notified parents but has not addressed the issue publicly. We found a technical error that allowed [CHILD]'s friend [FRIEND] to create a group chat with [FRIEND]'s parent-approved friends. We...