It's COPPA. https://en.wikipedia.org/wiki/Children%27s_Online_Privacy_Protection_Act https://en.wikipedia.org/wiki/Children%27s_Online_Privacy_Pr... Some peopl

It's COPPA. https://en.wikipedia.org/wiki/Children%27s_Online_Privacy_Protection_Act https://en.wikipedia.org/wiki/Children%27s_Online_Privacy_Pr... Some people even consider COPPA to be a form of censorship. It creates such a huge legal burden on websites if they allow < 13 year olds, that most websites have to ban them, thus limiting their right to speech.