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As A Technology, It Is Called As a technology, it is called . As a revolution, it is the sum of many revolutions wrapped into one: A revolution in communication that combines the audio visual power of television, the publishing power of the printing press, and th ....

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.... reality. This souped-up television will itself be a powerful computer. This, many believe, will be the world's biggest media group, letting consumers tune into anything, anywhere, anytime. The most extraordinary thing about the boom, is that so many moguls are spending such vast sums to develop digital technologies, for the delivering of programs and services which are still largely hypothetical. So what is behind such grand prophecies? Primarily, two technological advances known as digitization (including digital compression), and fibre optics. Both are indispensable to the high-speed networks that will deliver dynamic new services to homes and offi ....