#webarchiv

Citing a Web page as the source for something you know—using a URL as evidence—is ubiquitous. Many people find themselves doing it three or four times before breakfast and five times more before lunch. What happens when your evidence vanishes by dinnertime? -------------------------------------------------------------------------------------------------------- Vint Cerf, who worked on arpanet in the seventies, said. “I worry that the twenty-first century will become an informational black hole.