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The day the Internet age began

Forty years ago today the first message was sent between computers on the ARPANET. Vinton G. Cerf, who was a principal programmer on the project, reflects on how our online world was shaped by its innovative origins.

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Cerf, V. The day the Internet age began. Nature 461, 1202–1203 (2009). https://doi.org/10.1038/4611202a

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