Here’s another interesting technology we could see implemented in the future phones.
Samsung announced the “world’s first” truly double-sided LCD, that can display two entirely different sets of information simultaneously on the front and back of the same screen. The 2.22-inch display is 2.6-mm thick and features a QVGA (240×320) resolution, support for 265k colors, and a 250-nit brightness on the transmissive primary screen which drops down to a weak sauce, 100-nit on the secondary reflective screen… More on Engadget Mobile.