Vista to Allow "One Significant" Hardware Upgrade

"Ars Technica spoke with Microsoft concerning the controversial changes in Windows Vista's licensing, and they have lerned that Vista will permit one "significant" hardware change before requiring users to either appeal to Microsoft support or purchase another license. Automatic re-activation online will fail after one use. Microsoft is using a new algorithm to monitor hardware changes and enforce licensing compliance, and the company says that it is more forgiving now than it was with Windows XP."
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