Foam Earplugs Haven’t Changed Since the 1970s — This Spiral Design Just Made Them Obsolete
Culture Index
Score Breakdown
Relevance
3/25
Freshness
25/25
Authority
18/20
Brand Signal
6/15
Depth
3/15
5-Axis Cultural Radar
Foam Earplugs Haven’t Changed Since the 1970s — This Spiral Design Just Made Them Obsolete The humble foam earplug has been functionally unchanged since the 1970s: roll it down, jam it in, hope it expands to a seal, and find...
