Wired, The Great Library of Amazonia:
"Why not have users take pictures of their bookshelf?" Manber asked when we first met. "We could scan the images, extract the titles, and then let them search the entire text of the books they own."...
"The digital titles in Kelly's library would match the physical books on his shelf. "The idea of ebooks was to do away with paper," he says. "But really, you want to add dimensionality to a physical object rather than take it away. You want an enhanced physical world."