ZDNN has this article on Microsoft 2000. The article says that this is where Microsoft's real <A HREF="http://www.zdnet.com/zdnn/stories/news/0,4586,2223279,00.html">dominance</A> is at. The Giga Group reports that about 8 percent of people use Lotus Notes, and 1 percent use Corel's WordPerfect Office.