There are few things in this world that are either completely wrong or completely right—especially when it comes to human psychology. With most human knowledge, we seem to be hopelessly relegated to the murky middle.
-- Mark Manson
X A N A D U
Xanadu is the great hacker dream. It is supposed to provide a universal library, collaborative editing, the ability to trace the changes in documents through successive versions, a means to track and credit authorship, a royalty system, and nonsequential writing.