Twenty years ago I was finishing my Master’s thesis on learning in the information technology workplace. A significant part of my research relied on the work of Marshall McLuhan, especially his laws of media. My job at the time was the development of all training related to a fleet of helicopters employed in tactical aviation: from pilots, to technicians, and including flight simulation and computer based training. The web was a new thing in 1997. But I was convinced, based on my readings o...