I Tried These Brain-Tracking Headphones That Claim to Improve Focus

https://media.wired.com/photos/66f1d3bcf403832d553d6bcc/master/pass/MW75_Neurable_Neurable_black_CU.jpg

Neurable’s MW75 Neuro is an everyday brain-computer interface that aims to boost your productivity. It also raises questions about data privacy.

https://www.wired.com/story/this-brain-tracking-device-wants-to-help-you-work-smarter/