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Isn't the "rumored" dark mode in iOS 11 supposed to save battery life on OLED display ONLY if the blacks are true blacks #000000? As a UI designer, I never ever use
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Extreme test shows OLED iPhone X with 'dark mode' saves nearly 60% battery over 3 hours | AppleInsider
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Google details OLED power consumption, shows how Android's dark mode can help extend your battery life | OLED Info
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