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this post talks about looking at another field and assuming things are as complex as your current understanding (ie not very), but it seems to me the same mechanism is behind people constantly underestimating how long tasks will take @danluu/1488999390932914177
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oh, sure, i just need to <high level thing>, 1 day. but when you get into it, it turns out that <high level thing> is actually composed of many more things, each of which you, unfortunately, have to solve (1 week)