LG hid a sneak peak at a possible new extendable or rollable smartphone/tablet hybrid at the conclusion of its LG Wing launch. The new device, outlined in a very subtle silhouette is reminiscent of patents for experimental smartphone designs that we have seen in the past.
https://www.notebookcheck.net/LG-teased-a-new-smartphone-tablet-hybrid-with-slide-out-display-during-the-Wing-launch.494212.0.html