There’s an awful lot of information that is shareable, but is not shared,” he says. “In many cases, it’s because people don’t know where to share it. They’re already sharing it, but it’s in an e-mail, or in a document stored in a network drive, or appropriately placed in a document management system such as Sharepoint, but other people don’t have access to it, or know to go to it. Where microblogging attempts to add value is to surface that knowledge that’s already there, and to make it very easy to find.