and prevent us learning about computer networks in class by blocking school-pc-to-school-pc connections in the firewall That usually tends to cause people to l

and prevent us learning about computer networks in class by blocking school-pc-to-school-pc connections in the firewall That usually tends to cause people to learn more about networks to circumvent those blocks, at least in my experience a few decades ago; but perhaps the population has become too subservient now for most of them to do so.