Ian Henderson writes: Website developers and localization experts who help ready international websites in multiple languages know that the quality of source content is a major factor of success in website translation and localization -- but often they just have to work with whatever source content comes through the door. In the past few years, we have started to counsel our clients on how they will benefit if they consider introducing XML/DITA for source documentation, both for websites and for other content, such as technical manuals and user manuals.