Going back to antiquity, various anti-forgery techniques on papyrus/paper media of exchange were a type of ever-evolving technology. Even before the digital age, various technologies like the printing press played a big role in shaping what we use as money.

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@_fluxfeeds
18 hours ago
Japan’s yen notes with a magical 3D hologram feature.
🎥thehistoryof_money/Joel Kandiah
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