It is perhaps the most ubiquitous tool in the modern grooming kit, a staple of bathroom drawers and travel bags from Tokyo to Toronto. The nail clipper is compact, affordable, and fundamentally intuitive. Yet, for most of the millions who reach for them weekly, the clipper remains a background object—a piece of simple hardware whose design we rarely pause to interrogate. At a cursory glance, the architecture is almost elementary: two calibrated metal blades, a tension lever, and a central hinge. But as any seasoned observer of industrial design will tell you, simplicity is often the result of rigorous engineering....
Continues…