Actually, thinking about it, mass violence is probably secondary in these systems to predicting suicidal behavior. And while you can argue a principal shouldn't have to worry if a kid is bullied into suicide, or whether an underage girl is using a dating site to find external validation, you better believe they'll be the first ones blamed when a 15 year old girl goes missing after meeting a guy on a dating site she accessed during math class.
But I don't know of anywhere that provides you a computer, email address, whatever, without language saying they are for approved use only and can be monitored. From what I read the 'pulling information' was after a device was connected to a computer, most likely caused by school administrators and students not understanding how the system reacts when it sees a new drive attached. This isn't invading kids deepest darkest secrets, like asking them to accept a cacert or whatever.
But I don't know of anywhere that provides you a computer, email address, whatever, without language saying they are for approved use only and can be monitored. From what I read the 'pulling information' was after a device was connected to a computer, most likely caused by school administrators and students not understanding how the system reacts when it sees a new drive attached. This isn't invading kids deepest darkest secrets, like asking them to accept a cacert or whatever.