How long can enterprises milk their existing PCs without having to upgrade? The answer for now is: Quite awhile, perhaps forever. But technology chieftains are betting (praying?) that there’s a big PC upgrade cycle looming and the Windows 7 Oct. 22 launch will be the catalyst.
The consensus view is that companies will have to upgrade their PCs at some point. Many of them have stretched the desktop replacement cycle perhaps as much as a year beyond the usual 3 to 3.5 year refresh rate.
The PC replacement cycle: Will Windows 7 light the fuse? | Between the Lines | ZDNet.com