This is why the Motorola Razr 40 is the most important folding phone to date

When I think back to when foldable smartphones first started becoming a thing - thanks to the advancement of flexible display panels and the development of tiny hinge mechanisms - I remember feeling at the time that something exciting was happening. Not necessarily for any objectively practical reasons, it was exciting because it was new and different.

Source : https://www.pocket-lint.com/new-motorola-razr-is-probably-the-most-important-foldable-launched-to-date/