📖 “New phone, who dis?” — Apple’s $2k iFold. Dior’s Maternity Spa. Open AI’s math drama. +NFL’s Jet Lag Test

Apple’s foldable iPhone is here at a $2,000 price point. Christian Dior is opening spas for new mothers on maternity leave. And OpenAI deployed 10,000 AI agents to beat a human researcher to a major math discovery, sparking questions about whether uploading work to AI tools can tip off the competition. Those three stories anchor today’s roundup, along with a glance at the NFL’s experiment in jet lag management and a handful of shorter notes.

The $2,000 iPhone Duo — Tim Cook’s parting gift

After more than six years of development, Apple unveiled its first foldable phone, called the iPhone Duo. John Ternus, in his second week as Apple’s new CEO, introduced the device with a pre-recorded film rather than a live stage event — a departure from the Steve Jobs era that disappointed the hosts, who had hoped for a return to showmanship. The phone folds like a book: closed, it is the size of a passport; open, it becomes a horizontal screen roughly the size of an iPad Mini, suitable for long-form video. There is a built-in kickstand and a tripod feature for selfies. Apple worked with Corning to create a customized glass that makes the crease nearly invisible — though not entirely seamless. The Duo lacks Face ID, has a slower-charging battery, and a less powerful zoom lens than the standard iPhone 18 Pro. It costs $2,000, or $58 a month under a new Apple Lease program, making it the m