What it’s like to use the iPhone Duo, Apple’s biggest change to the iPhone in its history

By Lisa Eadicicco, CNN Cupertino, CA (CNN) — The iPhone is getting the biggest change in its nearly 20-year history: a screen that can bend in half. Apple on Wednesday announced the iPhone Duo, the company’s first foldable smartphone, signaling a major revamp of its most important product. Based on my limited time using the