>While the points the author makes are valid, the fact that it gets bandied about as an out-of-context sound bite results in a lot of code getting written with

>While the points the author makes are valid, the fact that it gets bandied about as an out-of-context sound bite results in a lot of code getting written with a complete disregard for any optimisation whatsoever. This is still preferable to premature optimization. What I really can't stand is developers who tell me that this piece of code that already runs in production with no complaints is 'slow'. And I ask them "well, did you profile it?". "Well, no, but..."