So which is it - is storage virtualization the best thing to hit the industry or just another tool that could cause you more problems than it's worth? The experts (in particular, one Dr. Kevin McIsaac with Intelligent Business Research Services) say server virtualization is one of the best IT infrastructure developments to hit the industry of late, but that doesn't mean storage virtualization shares the same reputation. McIsaac has particular concerns regarding layering of virtualization, and he thinks vendor hype is creating a potentially scary situation.

An article on NetworkWorld's web site details McIsaac's concerns.