HERE'S HOW APPLE MAY PROTECT THE DISPLAY OF THE IPHONE FOLD

Summary from the TLDR Design newsletter

Apple is reportedly taking extra steps to avoid past foldable-phone failures by exploring a tougher built-in screen protector for the upcoming iPhone Fold, alongside design changes to reduce internal cable damage. Unlike Samsung's PET film, Apple may use a more scratch-resistant (but pricier) transparent polyimide layer to better protect the ultra-thin folding glass.