How noise-cancelling gadgets like Hushme and Muzo are ... - Evening Standard

Evening Standard
How noise-cancelling gadgets like Hushme and Muzo are ...
Evening Standard
The best gadgets should be seen and not heard. Noisy ringtones and tinny earphones, for so long the commuter's most infuriating bugbear, are being given the silent treatment by new technologies that, like us, simply yearn for a moment of calm.