You have an interesting view on the things. An activated computer will run the activated product perpetually. The licencing terms allow you for 2 activations. If you have done your two activations, to activate a third computer, you need to deactivate first. A crash of your computer is not exactly what is covered by any warrenty. As for others here in this chat, they sound like they have voluntarily reset their computer, without taking care of first reseting the registration of the software.
When your house burns down, you will not go to the furniture shop to ask for a free replacement of your furniture.
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