While commercial products are still probably a few years away, the Flex OLED Future Concepts designs on Sony's CES stand rapidly became a major focus of interest at the show. Three device designs were on display: a Future Concept Reader, Walkman and Vaio notebook, all using curved OLED screens made from what Sony are calling " …
An OLED Reader?!?
An OLED Reader makes no sense at all to me; as one of the key features of the Reader is the great battery life, and that's pretty much entirely down to the low power requirements of the eInk display. OLED would need to be pumping out light all the time to be readable, which I'd expect means the battery life would go down in a very big way.
You obviously don't know much about OLED.
OLEDs are more energy efficient than your average LED. But significantly less so than an un-lit LCD.
Have you got figures for the statement that an unlit lcd uses 'significantly' less power than a lit OLED? I would guess that a lit OLED still uses less power than an unlit LCD.