We all know that staring at bright screens before bed can wreak havoc on our sleep patterns, but sometimes we don't have a choice. Luckily, iOS and Android 4.0 and above make it easy to invert screen ...
Most people know using a phone in dark, public places like a movie theater will earn you evil stares from everyone around you. But if you really must, Wired offers this simple trick to make it less ...
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