
1450–1500
The Printing Press
Books become cheaper, more reproducible, and easier to compare.
Compare mode
Choose one earlier rupture and compare it directly to the AI phase: pace, control, assessment, recentralisation, and the scarcity left behind.
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1450–1500
Books become cheaper, more reproducible, and easier to compare.

2020–2035
Generative AI and coding agents lower the cost of drafting, synthesis, explanation, and routine problem-solving.
Trustworthy editions and learned guidance
Authenticated capability and trustworthy process evidence