XML Schema Complete Reference, The

20.1. Why Use XML for Documents?

You gain several advantages when your primary-source documents are XML.

• Authors gain control over correct display of content without being style specialists (or even having to know the styles to be used).

  Authors are content experts; editors are style experts. Unfortunately, the traditional mechanism of communication between the two is a display style that might be called “manuscript”; it is traditionally very limited, and—for technical work especially— conveying all the necessary content distinctions is difficult.

  Editors are not content experts. Given the restrictions of the manuscript display style, they must sometimes guess which final display a given phrase should have because they aren’t sure of the semantics ...