[BSousa]

This a million times.

For me visual distractions (even if it is just people walking) are a lot worse than noise. I can tune out the chatter but whenever I feel or see movement around me, my head snaps to attention to find out what it is. Some evolutionary thing most likely

[protonfish]

Maybe we could invent sight-cancelling glasses to go with the headphones?

[bashinator]

Blinders. You're thinking of blinders.

https://en.wikipedia.org/wiki/Blinkers_%28horse_tack%29