The world is a noisy place. High-end headphones are getting better at shutting it out; solid noise-canceling headphones from Sony, Bose, and others are increasingly a must-have for anyone who spends a lot of time on planes and trains, or in coffee shops full of people pitching AI startups. It’s a sanity thing, really.
But there are already people working on a giant leap in active noise cancellation. Instead of just blocking all the sound around you, the next generation of headphones might…
