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Older than the systems
Clay, wax, paper, a digital key: the materials changed, the idea didn't. Model it once, and hold every system up to that.
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On graduation day, thousands of awards are written one at a time; on planning day, ten years of them are read at once. Merchants in Venice kept the same facts in two books for the same reason, five hundred years ago.
Builds on Older than the systems
Press Play, or pick a chapter. Turn on Pause and think to stop for one question at the end of chapters.

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Where next?
The four Pause and think questions, for a class or a team. Open one to see the answer.
Film 3 of 7.
← Previous · Film 2 of 7
Clay, wax, paper, a digital key: the materials changed, the idea didn't. Model it once, and hold every system up to that.
Next · Film 4 of 7 →
Star, vault or one wide table? Each shape has a job and a place. Choose per question, not per fashion.