We tested three systems with identical tasks (opening a 50MB .doc file, saving as .docx , and spell-checking).
The "Ribbon" interface (introduced in Office 2007) remains divisive. Office 2003 uses the classic drop-down menus and toolbars. For users with muscle memory built over a decade, navigating "Format → Paragraph" is much faster than hunting for hidden icons in the Ribbon. In high-speed data entry environments, the 2003 interface genuinely . microsoft office 2003 portable download work better
