Also many 18 year olds are still in high school . Part of the reason for raising it was reducing its availability to younger teens by getting it out of the school environment . <| sep |> Yup , this . <| sep |> Indeed ! Personally , I only want to give my data to the NSA . Actually , NSA only spies on American ' s who have ties or connections to groups or individuals who are looking to harm America . China is very well known for collecting information on American business men , government employees , etc . then blackmailing them to provide inside details . If you ' re in China from the US to do business you can pretty much guarantee there ' s a bug and or camera in your hotel room . <| sep |> I didn ' t care as long as the call was correct . It ' s not like you don ' t get challenges back if you win them .