If I give it an Office 2007 file, it identifies it as a zipped XML file. While this is technically correct, it's probably not the most useful answer. This can p

If I give it an Office 2007 file, it identifies it as a zipped XML file. While this is technically correct, it's probably not the most useful answer. This can probably be corrected with just file extensions, but looking up XML namespaces would be an interesting idea.