Flexible, foldable, and
rollable smartphones are slowly but surely coming.
I think its important to note that this screen does not have a touch layer, so the final product may be thicker and effect the flexibility of the display, so don't expect to have
a rollable smartphone just yet.
Not exact matches
In Samsung's patent FIG. 76 noted above we're able to see a
smartphone design in a scrollable tube form factor that they simply describe as
rollable device # 100e.
We have yet to see the first mass produced
smartphone with foldable display, so some time will pass until a phone with
rollable display actually arrives.