So how did YouTube convert all of its videos to streaming lines of text? The company leveraged a piece of its existing and seemingly unrelated technology: their 3D video player. Engineer Peter Bradshaw, who is behind the site’s 3D viewer, says that fellow engineer Blake Livingston adapted his work with Adobe’s Pixel Bender (which is used to achieve the 3D effect) to convert the videos into ASCII.
via Behind The Scenes Of YouTube’s ASCII Prank. This is incredibly cool feature.