I would think IT departments would be more concerned with the cost of regression testing applications with a new piece of infrastructure. Same as with IE6. I've

I would think IT departments would be more concerned with the cost of regression testing applications with a new piece of infrastructure. Same as with IE6. I've not come across an IT organization that wouldn't love to upgrade to the latest piece of kit, IF their customers were willing to pay the cost - remembering that much of the cost will be in terms of repaying technical debt incurred by short-sighted decisions to skip best practises (coding to standards, producing documentation, refactoring, ...)