A black mirror? Much like a black Google blackle.com , without hard evidence, my guess is the energy savings is almost none.
Since my first phone with a background c. 2010, I have never changed the background from whatever the default is. I keep waiting for something important enough. I should probably reflect on that at this point.
Since my first phone with a background c. 2010, I have never changed the background from whatever the default is. I keep waiting for something important enough. I should probably reflect on that at this point.