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Even the assertion of that knowing the lines of code per day helps with estimation seems puzzling. How do you know how many lines the finished product will eventually have in advance?


How do you know how many pixels the ball will take up in a sports photograph before capturing it?

Enough to see it, not so many that you can’t see everything else.

Same with lines of code, except that instead of a photographer, there is an observing project manager.




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