Why Doesn't Windows CE Get Any Respect?; When It Comes to Personal Organizers, Microsoft's Minisystem Does Not Rule the Market
Microsoft Corp has not had success with its Windows CE, simplified version of its Windows operating system, intended for use in personal organizers; according to one poll, personal digital assistants running CE account for just 15 percent of PDA's sold; 75 percent run Palm OS; reasons given for lack of interest in CE include: too expensive, too difficult to use, too bulky, poor quality; Microsoft points out that its CE system is popular for some other devices; photos (M)