Samsung's future flex
So whatever happened to the rollable displays we were promised some time back? Turns out companies like Samsung have been working on them, presenting a few at the recent Society for Information Display (SID) annual exhibition. The key to this technology is the OLED (organic light-emitting diode) display because it doesn't need a backlight. This allows for paper thin, flexible displays. In keeping with their usual nomenclature, Samsung calls their first device the S-foldable. Their range starts at phone size and unfolds twice to a 7.2-inch screen. They also presented a slidable screen that...