OLED stories

LED LCD HDTV, 4K UHD LED LCD, plasma, 2K OLED, 4K OLED, dual view 3D OLED, glasses-free 3D, curved LED LCD, curved 4K UHD, curved OLED, curved 4K OLED – which (if any) of these will be the dominant TV technology of tomorrow?
Headphones are hot, and it seems like every fashion hipster wants to be seen with some Beats by Dre or other blingy headphones on their head. The problem is that unless you have the volume really cranked, it can be hard for others to tell what tunes you're spinning. These headphones give the people around you a visual clue, with displays that move in time with the music.