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Jul 25Divine Comedy
by in Feature Articles on 2025-08-07"Code should be clear and explain what it does, comments should explain why it does that." This aphorism is a decent enough guideline, though like any guidance short enough to fit on a bumper sticker, it can easily be overapplied or misapplied.
Today, we're going to look at a comment Salagir wrote. This comment does explain what the code does, can't hope to explain why, and instead serves as a cautionary tale. We're going to take the comment in sections, because it's that long.