Noise-cancelling headphones: the secret survival tool for modern life
by Jessica Furseth from Technology | The Guardian on (#2G1YE)
Headphones that block out sound were first invented for airplane pilots on long flights and have for some become a vital part of daily life
There's one thing other than my wallet and my travel card I wouldn't be without in a big city, and it's my headphones. But I don't actually listen to music that much: I just activate the noise-cancelling feature, and leave it at that.
No sound plays into my ears - instead a quiet fills my head, as if the sounds of the world have been turned down. Until I got noise-cancelling headphones, I had no idea how loud the city always was, and just how hungry I'd been for silence.
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