On April 5th, xkcd released Machine, our 15th annual April Fools project. It’s a game we’d been dreaming of for years: a giant rube goldberg machine builder in the style of the classic Incredible Machine games, made of a patchwork of machines created by individual xkcd readers. For more details, check out Explain xkcd’s wonderful writeup. This is the story of how we built Machine in 3 weeks, and w