Microsoft's embrace of ODF cautiously welcomed

ITWorld - Despite years of bitter criticism, Microsoft resisted putting native support for ODF in Office, instead supporting projects to create translators. Sun Microsystems developed one of those translators, which allows users to save in ODF in Microsoft Office 2003.

...In the meantime, ODF could gain wider support, wrote ODF supporter Andrew Updegrove, an open-source and open-standards attorney with Gesmer Updegrove in Boston.