Apple’s iPhone Duo fails JerryRigEverything’s durability test

Apple's iPhone Duo has failed JerryRigEverything's durability test after dust left its hinge unable to close and a bend test permanently damaged its inner display. YouTuber Zack Nelson put Apple's foldable phone through his usual series of scratch, dust, and bending tests, uncovering some expensive weaknesses in the process. iPhone Duo suffers permanent damage in durability test The test initially got off to a promising start, with the iPhone Duo's exterior display showing only faint scratches at level seven on the Mohs hardness scale.