At a moment when leadership transitions often redefine a company's soul, Apple's new chief executive stepped onto the stage this week to introduce the iPhone Duo — a foldable device that quietly announces a new chapter in how the world's most watched technology company chooses to move through the market. For years, Apple watched the foldable frontier from a careful distance while rivals iterated and stumbled; now, with deliberate timing, it has chosen to enter. The question history will ask is not merely whether the Duo succeeds, but what it reveals about the kind of Apple this new era intends