(Kelly of the Clue Crew delivers the clue from Sony Headquarters in Tokyo, Japan.)  This prototype of Sony's new OLED technology demonstrates that TVs can be made an eighth of an inch thick, which is 3 of this metric unit
... 
Sony developed ultrafine LEDs, measuring about half the thickness of a ... With 
some LED displays, a Full HD installation is just too large, and 4K is out of ... And 
you can operate a 3840 x 2160 display with a single control unit.