Several brands have released an ultra thin version of their phone, followed by a foldable version of their phone. One phone depth is good for just about everyon

Several brands have released an ultra thin version of their phone, followed by a foldable version of their phone. One phone depth is good for just about everyone, but you can't double that up, you'd get a phone that's too bulky for modern tastes. It stands to reason the iFold/iPaper/iSheet/whatever Apple will call it is drawing closer now that Samsung and several Chinese brands have pretty much solved the design for Apple.