The best iPhone Fold feature might be over a decade in the making

Next year’s foldable iPhone is expected to boast several advantages over competition. But what I expect will be the iPhone Fold’s biggest selling point has been more than a decade in the making, rooted in a well-established app feature.

iOS apps with adaptive layouts arrived over a decade ago

Back in 2014 at WWDC, Apple gave developers tools to build apps with auto-adaptive layouts. The concept of ‘size classes’ in apps was a precursor to a big hardware launch later that…