EPISODE · Dec 2, 2019 · 9 MIN
Hollerith punch card
from 50 Things That Made the Modern Economy · host BBC World Service
Data is a hugely profitable commodity - if you know how to process it. Tim Harford tells the story of Herman Hollerith, and how his 19th-century machine for processing census data laid the foundations for some of the world's most valuable companies.
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Hollerith punch card
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