He actually means virtualization, starting from the RC1, you can download a specially packaged version of Virtual PC, that comes with an fully valid XP SP3 license, and configured to run a XP desktop, with the option to integrate VM's running apps with normal ones (like VMWare Unity or VirtualBox's Seamless mode).
Unfortunately it only works in processors with AMD-V or Intel VT extra instructions, which are not present in my E7300
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