In 2004, when Apple Computer showed off its latest ``cat,'' Tiger, it couldn't help but taunt Microsoft. The Redmond, Wash., software giant was working on its long-awaited next-generation Windows operating system, Vista, known then as ``Longhorn.'' During Apple's annual developer's conference in San Francisco, when its Tiger operating system was unveiled, the company jabbed at its mighty competitor with posters that read: ``Redmond, start your photocopiers,'' ``Introducing Longhorn'' and ``Redmond, we have a problem.'' In roughly the same time frame that Microsoft has labored over Vista -- its predecessor, Windows XP, was launched in 2001 -- Apple is on the...