Anyone remember YikYak? I was in university at the time, the explosive growth was wild. After the inevitable bullying, racism, threats, doxxing, that came with the anonymous platform, YikYak enabled geofencing to disable the app on middle and high school grounds. I think every social media platform with an "age limit" should be required to do this as well. And open it up, so that anyone can create their own disabling…
We have different profiles for different devices to allow, for example, YouTube on the television but not on kids tablets or phones.