With reviews out in the world and real people getting their hands on it, you might assume there’s little left to say about the iPhone Duo that hasn’t already been said. But this is a long-awaited Apple product we’re talking about, and ongoing scrutiny of this show-stealer of a device is not just desirable; it’s pretty much mandatory.

This is because, while we’ve loved using the device so far and think Apple’s first attempt at a foldable is admirable, some early iPhone Duo owners have reported problems with the screen.

We’re currently conducting our own testing on the screen, folding the iPhone Duo 900 times per hour with a custom-made machine to see how long its hinge will last. At the time of writing, it had passed 55,000 folds without issue, but other people with a Duo haven’t been so lucky.…