With the iPhone Duo, Apple has pulled off a familiar trick. It arrives into a mature Android foldable market with a handful of hardware features we’ve mostly already seen elsewhere, but paired with a level of software polish that makes a lot of them feel new again. It’s those software flourishes that have me excited to try the iPhone Duo when it launches next month, but I’m less convinced that its hardware will be anything special.
If Apple had gotten there first, the Duo’s biggest…
