The Information Age/The Digital and ICT Revolutions  < The
Information Age  What is the digital revolution?Edit
Technological breakthroughs have revolutionized communications
and the spread of information. In 1875, for example, the
invention of the telephone breached distance through sound.
Between 1910 and 1920, the first AM radio stations began to
broadcast sound. By the 1940s television was broadcasting both
sound and visuals to a vast public. In 1943, the worlds first
electronic computer was created. However, it was only with the
invention of the microprocessor in the 1970s that computers
became accessible to the public. In the 1990s, the Internet
migrated from universities and research institutions to
corporate headquarters and homes.  All of these technologies
deal with information storage and transmission. However, the one
characteristic of computer technology that sets it apart from
earlier analog technologies is that it is digital. Analog
technologies incorporate a combination of light and sound wav