I still use Word 2000. No need to upgrade an Office Suite regularly.
For you that may be acceptable given your knowledge, but MS office malware is prevalent and all versions earlier than MS Office 2003 have EoL'd and have http://secunia.com/advisories/product/24/?task=advisories.
It's fine so long as you don't open randomofficedocument off the web, but then again, most people do. No way could I recommend not upgrading Office regularly for most people (regularly being defined as staying in supported Office versions)
Of course I just use LibreOffice except when I am forced to use Access
