How long must you wait before proving your humanity?
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Paul Levinson's most recent books are the novel The Silk Code (Tor books), and Digital McLuhan: A Guide to the Information Millennium (Routledge).
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Levinson, P. The Enduring Test. Nature 404, 937 (2000). https://doi.org/10.1038/35010187
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DOI: https://doi.org/10.1038/35010187