The hearing aid hacked to hear wi-fi

Wearable technology is most often associated with smartwatches and smart glasses, but one man in the UK has hacked his own hearing aid to tune in to the sounds of nearby wi-fi networks.

Frank Swain, the co-founder of Phantom Terrains, uses a smartphone app to translate the characteristics of wireless networks, such as their name and speed, into sound as he journeys around London.

BBC Click's Spencer Kelly finds out more.

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