Development is not a unidirectional activity. It is generally agreed that development relates to changes and improvements, particularly of a socio-economic nature, for all, rather than a handful of people in all or a few countries of the world. In fact, the happiness and progress of the whole world community are the aim for which scientists and technologists work ceaselessly. But is it not a shocking disclosure to the ardent supporters of modern technology that the majority of scientific and industrial development is prodigiously enjoyed by just a meagre percentage of the urban population...