Employment level of US office and administrative support workers. Credit: FRED
Instead, I’m saying that any overhead
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（文｜引擎视角 作者｜韩敬娴 编辑｜杨林）
Why reactivity? Notebooks are plagued by hidden state problems. All variables are global and mutable. Moreover, the output you see accompanying a cell depends on the order in which the cells were run. This has two big drawbacks:
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