They forward spurious data to others before taking a moment to reflect on its worth or check its validity - the equivalent of passing on some scuttlebutt by word of mouth, but this time to thousands across the world.
This workaround relies on the fact that Microsoft is currently offering, for a time limited period, free upgrades for the Media Center add-on, and it is this process that is flawed because Microsoft does not check the validity of the original key used to activate the copy of Windows 8 Pro before dishing out another key.