Comparisons were drawn between the development of television in the 20th century and the diffusion of printing in the 15th and 16th centuries. Yet much had happened【C1】______ . As was discussed before, it was not【C2】______ the 19th century that the newspaper became the dominant pre-electronic【C3】______ , following in the wake of the pamphlet and the book and in【C4】______ of the periodical. It was during the same time that the communications revolution【C5】______ up, beginning with transport, tile railway, and leading【C6】______ through the telegraph, the telephone, radio, and motion pictures【C7】______ the 20th-century world of the motor car and the airplane. Not everyone sees that process in【C8】______ . It is important to do so. It is generally recognized,【C9】______ , that the introduction of the computer in the early 20th century,【C10】______ by the invention of the integrated circuit during the 1960s, radically changed the process,【C11】______ its impact on the media was not immediately【C12】______ As time went by, computers became smaller and more powerful, and they became 'personal' too, as well as【C13】______ , with display becoming sharper and storage【C15】______ increasing. They were thought of, like people,【C14】______ generations, with the distance between generations much【C16】______ It was within the computer age that the term 'information society' began to be widely used to describe the【C17】______ within which we now live. The communications revolution has【C18】______ both work and leisure and how we think and feel both about place and time, but there have been【C19】______ views about its economic, political, social and cultural implications. 'Benefits' have been weighed【C20】______ 'harmful' outcomes. And generalizations have proved difficult. 【C1】