| Whither mighty Microsoft Corp.? 
 
     Don't dump your stocks in the software giant, experts warn. 
 
     But they also say the ``days of Microsoft's hegemony may soon be over,'' according to a new report by Framingham-based ComputerWorld. 
 
     ``What you might see is an 800-pound gorilla on steroids (today) and five years from now it might be a 400-pound gorilla on vitamins,'' said Don Tennant, editor of ComputerWorld, which recently held a panel discussion among experts about the future of the information-technology sector. 
 
 
     The increasing competition from Linux open-source technologies, Apple Computer Inc. and Internet-focused companies will slowly chip away at the Redmond, Wash.-based behemoth's dominance, Tennant said.  |