Visual effects like parallax have been around since the 1980s and have been popularized as a development technique during the golden days of gaming in the 16 bit era. Parallax effects simulate depth by giving the foreground and background layers of an interface independent constraints in direction. An example of this is when you play Super Mario and the background seamlessly moves in reverse as you walk forward. The result is a multi-plane effect that makes for an illusion of depth.
Reverse wallpaper scrolling makes for a subtle but interesting experience on your phone. Android has had this capability for … Read more