(this page is part of the Family Guide to Digital Freedom, 2007 edition. Please do read that introduction to know more about the Guide, especially if you mean to comment this page. Thanks) “He who controls the present, controls the past. He who controls the past, controls the future.” George Orwell, 1984In the context of this book, “the past” consists of both the corpus of already existing creative works, locked by extending copyright beyond decency, and the huge quantity of digital documents already saved in proprietary or unknown file formats.