A leaker claims to have found a patent filed by LG for a laptop with a rolling display. This means that, like a cutting-edge new TV also launched by this OEM, it consists of a slim box-like housing from which this screen rises at need. Therefore, it is possible that this tech might come to PCs as well soon.
https://www.notebookcheck.net/LG-s-laptops-might-become-rollable-in-the-future.505569.0.html