the village margins. The parameters of the task are by no means positional. With electronics any marginal area can become centre, and marginal experiences can be had at any centre. Perhaps the city needed to coordinate and concert the distracted sense programmes of our global village will have to be built by computers in the way in which a big airport has to coordinate multiple flights. Marshall McLuhan to Jacqueline Tyrwhitt, Dec. 23, 1960, Letters of Marshall McLuhan , (Toronto, 1987), pp. 277-78.