Which failed product was dramatically redesigned in 1913, pivoting from a luxury item to a mass-market success by applying assembly line principles to retail for the first time in history?

Throughout history, certain retail products underwent dramatic transformations that forever changed consumer habits and market landscapes. These pivotal moments in product design history weren't just business decisions—they represented cultural shifts that reshaped how people interacted with everyday items. Test your knowledge about one of the most significant product transformations that revolutionized an entire industry and set the foundation for modern retail strategies and customer experiences.

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Ford Model T (originally handcrafted for the wealthy, redesigned for assembly line production making it affordable to average Americans)
Singer Sewing Machine (originally a commercial-only product, redesigned as a household item with interchangeable parts)
Kodak Brownie Camera (originally professional equipment, redesigned as the first consumer point-and-shoot camera)
Gillette Safety Razor (originally sold as a luxury shaving system, redesigned with disposable blades creating the 'razor and blades' business model)