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Tech magazine — AI, ML, Bitcoin, crypto

A History of Money: From Cowrie Shells to Bitcoin
July 7, 202619 min read

A History of Money: From Cowrie Shells to Bitcoin

Money didn't grow out of barter — that's a myth anthropologists debunked long ago. The real story is far stranger: it runs from debt records in Mesopotamia through cowrie shells, giant stones on the island of Yap, the first coins in Lydia and Chinese banknotes, all the way to the Jáchymov thaler, the Nixon Shock, and Bitcoin. Five thousand years of experiments circling a single question: what are we willing to believe in?

#bitcoin
StatisticsMay 9, 202610 min read

The wisdom of crowds, and when it isn't

Who do you trust when no one knows? Galton's century-old experiment showed that the median of 787 ox-weight guesses landed within 1% of the truth. Surowiecki turned the idea into four conditions. Polymarket built a business on it. A 2026 study muddied the picture — 3% of traders move most of the price, not the crowd.

#probability#decision-making#prediction-markets

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