Sliced bread. It’s the result of a marriage of two independently great inventions: the knife, and the loaf of bread. But today we take for granted the fact that sliced bread wasn’t always, well, sliced. Much like we can take for granted when someone starts talking about the World Wide Web, they’re not really talking about the Internet. However, like sliced bread the World Wide Web is the result of an equally important marriage, the marriage between the Internet and a hypertext system created...