The problem with the battle between HD-DVD and BLU-RAY was they were identical standards for high-definition video players. The arguments over high-definition digital video standards has a salutary lesson for the world of document formats. Once the dominant owner of all document formats, the ubiquitous .DOC, .XLS and .PPT file types, Microsoft is attempting to force all computer users to standardize on their latest efforts. This new format goes by the unwieldy name of Office Open XML (OOXML).