Microsoft's Steve Ballmer — the CEO of the Redmond, WA-based company gave some details on how Microsoft plans to win the hearts and minds of buyers who are thinking about going with Linux instead of Windows.
According to Ballmer, Microsoft is only winning about 25 percent of the deals where IT shops are trying to move off of Sun's Solaris or IBM's AIX Unix operating systems
http://blogs.zdnet.com/BTL/?p=2042
http://www.cbronline.com/blog.asp?show=cbr/2005/10/why_ballmer_say.html