John Ternus talks iPhone Duo, ‘cheap and crappy’ foldables in new interview
9to5mac.com Oct 15, 2026

John Ternus talks iPhone Duo, ‘cheap and crappy’ foldables in new interview

AI-summarised brief · reviewed before publication

TIME named the iPhone Duo a 2026 invention of the year, featuring Apple CEO John Ternus on the cover. Ternus, who began foldable research in 2011, explained that early competitors produced “cheap and crappy” devices, prompting Apple to invest heavily in materials and design. The Duo’s custom polymer surface and precision hinge, developed with global suppliers, reportedly leaves users unable to feel a crease. Ternus highlighted his hands‑on design work and the team’s focus on OLED flexibility.

💡 Why It Matters

  • · The iPhone Duo’s breakthrough surface technology could set a new standard for foldable durability, reshaping consumer expectations for future multi‑screen devices.