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In the spring of 1939, the Radio Corporation of America unveiled a remarkable device at the New York World’s Fair. David Sarnoff, RCA’s imperious president, declared television the newest wonder of a wonder-making age. Families queued to peer into a cathode-ray screen where blurry figures moved against grey backgrounds, and the moment was recorded for posterity as the birth of an industry.
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The BBC Empire Service emerged as Britain’s audacious attempt to unify its vast empire via radio waves. This technological marvel aimed to create an imperial consciousness, but reality was far more complex.