This content was released on Feb 1 2015. The official support period is 6-months from this date.
Learn how to move the background to give the illusion of movement in your game.
This is a companion discussion topic for the original entry at https://www.kodeco.com/1996-video-tutorial-how-to-make-a-game-like-flappy-bird-in-swift-part-3-moving-the-background