>Because being tired makes us better coders. This is a far-fetched claim. The argument doesn't hold water and it is less convincing given that the author only uses his own anecdotal example of how he is forced to concentrate given low energy to back up the claim. Willpower needs energy and thus most people need energy to concentrate on difficult tasks. I like to work at night for his other reason that there is almost…
While his claim is anecdotal, the idea is not. There are psych and drug studies that suggest the same. Also, my own anecdotal evidence says that both working late and the Balmer Peak are effective for just this reason.