Originally Posted by
davie355
An OLED screen on the next iPhone would be as monumental an upgrade as the Retina screen on the iPhone 4.
I'm not sure about that. Apple seems to prioritize color accuracy over vividness, so things might not look much different if/when they adopt that technology. The main difference will be battery life, but even then that'll depend on whether iOS continues to keep a lot of its lighter-colored UI.