...are discussed in "The brains business" by Adrian Wooldridge. On the topic of online education he says this: "The human touch is much more vital to higher education than is high technology. Education is not just about transmitting a body of facts, which the internet does pretty well. It is about learning to argue and reason, which is best done in a community of scholars." I wonder if that's still true. These days most of my arguing and reasoning takes place at a computer.