Dreamy Design Sony PSP 2 with flexible OLED Display Concept — Designer Tai Chiem mixed the potential of flexible OLED displays with the Sony PSP gaming console. The result is a stunning design of a roll-up Sony PSP 2. Roll-up displays are nothing new for gadgets though. Polymere Vision developed the Readius pocket eReader that is also supposed to be available as a mobile phone. Roll-up or folding...