> And I hear it all the time. Here on HN, in my work life, all the time I see people arguing that "yes optimization is important, but now is not the time", for

> And I hear it all the time. Here on HN, in my work life, all the time I see people arguing that "yes optimization is important, but now is not the time", for any value of "now". That's literally not what you said or what I was asking about. But it seems the second part of my comment was accurate: " If you are referring to the quote about "premature optimization" you are misinterpreting it badly" That's not Knuth's advice. People suggesting that have no sound reason to stand on and should be informed of their ignorance.