iOS fans have been clamoring for a "dark mode" feature for a long time now. A true dark mode feature would change the colors and brightness of certain areas of the screen, making it more suitable for dark environments like movie theaters, where a bright screen is liable to annoy fellow movie goers. This is different than Night Shift, which reduces eye stress caused by blue light by shifting the display to the red end of the spectrum.
Apple introduced a more theatrical option for Apple TV owners in tvOS 10 called Dark Mode. Instead of the normal light grey interface, this provides a different flavor for night viewing or those who prefer this look. The color change affects tvOS throughout the system menus and within particular apps. Currently there is no way to make Dark Mode switch on automatically at sunset or a specific time.
Designer Martin Hajek is at it again, posting 3D renderings of his latest iPhone 7 concept. Based on the most recent rumors and leaks, the concept highlights various new features, chiefly an updated colorway said to be in the works. Apple has released various shades of Space Gray over the years, and according to reports, the iPhone 7 will bring a darker variant that is closer to the Space Black Apple Watch.