One in 10 corporate PC users will encounter difficulties in upgrading to Windows XP Service Pack 2, according to AssetMetrix. Smaller firms will be hit hardest by compatibility problems between their applications and the much anticipated update of Microsoft's flagship operating system, the Canadian asset management firm says. Microsoft has issued a list of applications that require modification in order to work properly with XP SP2. The list has been in a state of flux since XP SP2 was released. But based on the current list of approximately 60 applications with SP2 compatibility problems, AssetMetrix reckons that an average company...