Isn't Office Open XML (Microsoft Office's XML format) an open standard, too? http://en.wikipedia.org/wiki/Standardization_of_Office_Open_XML http://en.wikipedi

Isn't Office Open XML (Microsoft Office's XML format) an open standard, too? http://en.wikipedia.org/wiki/Standardization_of_Office_Open_XML http://en.wikipedia.org/wiki/Standardization_of_Office_Open_...