I think it is supposed to be an example of just-in-time optimization that almost did not happen. The implication seems to be that the architects did not even co

I think it is supposed to be an example of just-in-time optimization that almost did not happen. The implication seems to be that the architects did not even consider code-level optimization as a possible solution. Maybe the better message is "try to understand the causes of your problem before you try to solve it."