A large part of the value that first and secondary schools provide is supervision. Academic subjects can be learned by self-study with the aid of learning mater

A large part of the value that first and secondary schools provide is supervision. Academic subjects can be learned by self-study with the aid of learning materials and the occasional tutor. But supervision still requires a real person and physical building. As surveillance technology matures, even supervision will be doable without these. At this point, it will be much harder to justify traditional schools.