CONCEPT

Ever notice this while you're gaming? This type of visual artifact is called "screen tearing". It happens when your screen displays multiple frames at once, which do not align. There are a couple of players at fault here: your video card and your display's refresh rate. When they do not sync up, your video card will submit another frame or image, before your screen is finished displaying the last one, which means you're seeing two broken images at a time. It can also occur wh