Dark mode for the win again - for nine years in a row!

Nine years ago I posted on AAS about research from Forum Nokia about the relative power draws of OLED displays versus TFT/LCD when showing white material compared to black. The savings there were dramatic and somewhat 'worst case', but I've been emphasising ever since that when using AMOLED screens it's highly desirable to have as many applications as possible using a 'dark' theme. Year after year I persisted with these assertions, despite the industry at large ignoring the issue. And then, in the last 12 months, 'dark' has become fashionable, for which many thanks to developers everywhere. And you'll be interested in the video below, where PhoneBuff demonstrates conclusively just how big the power savings are for a dark themed phone/apps compared to the previous fashionable 'white'...

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