Image via Technology Review OLED televisions are on their way as an option for highly vivid colors while (eventually) using less energy than the current king of energy efficiency - LED backlit LCD displays. However, the bigger an OLED display, the more expensive it is to manufacture. Televisions on the market now are a relatively tiny 15" for the largest versions, and they're running around $2700.00. Companies are interested in printing OLEDs in long rolls to help bring down...Read the full story on TreeHugger