Apple investigating use of glass as acoustical insulator for future AirPods Max

Glass can shatter when dropped, but Apple is investigating the use of it for future AirPods Max because it looks great — and can have better acoustic properties that aluminum.

Apple’s AirPods Max

Apple’s current AirPods Max have earcups made chiefly from anodized aluminium, yet a newly granted patent shows this could change to glass. “Techniques for improving glass earcup drop performance,” is chiefly concerned less with why you might want to do this, and more about the problems if you do.

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