I found what you are referring to on line 76 of the assets/win7x64.xml answer file (under the “Key” directive). So I googled the key to see if it was a widely

I found what you are referring to on line 76 of the assets/win7x64.xml answer file (under the “Key” directive). So I googled the key to see if it was a widely circulated known cracked key I found. It turned up on this site: https://www.windowsafg.com/keys.html https://www.windowsafg.com/keys.html which implies (strongly) that its a placeholder key that doesn't activate windows, they’re used for installation only.