In September 2026, Apple stepped into the foldable device arena with the iPhone Duo, a product that quietly reframes what a smartphone can be. Where Samsung's Galaxy Fold has long held the field, Apple arrives not merely as a competitor but as a question: if a folding phone can make multitasking feel effortless, why does the company's own tablet still make it feel like work? The iPhone Duo is less a gadget launch than a mirror held up to Apple's broader design conscience.