Mike Cooley One of the most remarkable features of modern industrial society, is the gap between that which technology could provide for society (its potential) and that which it actually does provide for society (its reality). We have for example, complex control systems which can guide a missile to another continent with extraordinary accuracy, yet the blind and the disabled have to stagger around our cities in very much the same way as they did in mediaeval times. There are advanced communication systems enabling messages to be sent around the world in a fraction of a second, but it now...