Podcasts · Cautionary Tales with Tim Harford
Laser Versus Parchment: Doomsday for the Disc
· 39 min · S4 E31
Episode Laser Versus Parchment: Doomsday for the Disc
William the Conqueror undertook a remarkably modern project. In 1086, he began compiling and storing a detailed record of his realm: of where everyone lived, what they did and where they came from.
900 years later, the BBC began its own Domesday project, sending school children out to conduct a community survey and collect facts about Britain. This was a people’s database, two decades before Wikipedia. But just a few years later, that interactive digital database was totally unreadable, the information lost.
We tend to take archives for granted — but preservation doesn't happen by accident; digitisation doesn’t mean that something will last forever. And the erasure of the historical record can have disastrous consequences for humanity...
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Transcript
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