communication channels
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Behind BSNL and MTNL’s poor services: A retirement scheme, staff shortages and delayed 4G
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Why and how Morse code has survived for 175 years
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The traditional British red telephone booth is undergoing a 21st-century makeover
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Watch: How vision and hearing-impaired people communicate with each other
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From ‘Huh?’ to ‘Who?’: the universal utterances that keep us talking
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Tianjin disaster takes social news sharing to new levels in China