Hacker News Reader

To that end, Mercedes-Benz is playing around with technology to create a loud noise before the airbags deploy in a crash. The ideas is that by triggering this loud noise reflex, the ear will protect itself from the louder noises of airbag deployments.

View on HN

Link for those interested: https://www.mercedes-benz.com/en/mercedes-benz/next/connecti...

> If an impending collision is detected, the vehicle’s sound system plays a short interference signal, which can trigger a reflex, whereby the stapedius muscle in the ears contracts, which alters the link between the eardrum and the inner ear for a split second and better protects the inner ear against high acoustic pressures, which can result from a loud crash.

Various cars have that already.

Such as?

Reply on news.ycombinator.com