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Futures

Nature 443, 882 (19 October 2006) | doi:10.1038/443882a; Published online 18 October 2006

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A brief history of death switches

David Eagleman1

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Immortal remains.

There is no afterlife, but a version of us lives on nonetheless.At the beginning of the computer era, people died with passwords in their heads and no one could access their files.