Ever since reading @vgr 's book Tempo, I've been thinking about how the idea of Tempo makes for a useful mental model for understanding how software gets built: 
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Thanks! I needed a good counterexample
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It’s not a counterexample so much as a different regime of the same principle. If you know more you can adopt the more sophisticated version. The tempo spectrum from pure trial and error to precise deterministic actions is a function of how much you know about what you’re doing.
End of conversation
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