Apple researching slide-out OLED iPhone screen for more usable area

Apple is researching iPhone displays that could be pulled or rolled out of a device to show a greater screen area when desired. Apple has previously investigated screens that can be rolled up, and then pulled out of an iPhone or other device when needed. Now a newly-revealed patent application shows how a flexible screen could be housed so that you can pull it out of a device and increase the display area.
Read more: https://appleinsider.com/articles/20/10/15/apple-researching-slide-out-oled-iphone-screen-for-more-usable-area?source=Snapzu