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Editorial error nearly blamed wrong AI tool for zeroing out Markdown headings

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A research team building a document rewriting tool discovered a critical data error before publishing a competitor analysis article in August 2026. A list of four tools with zero percent bold-span preservation had been mistakenly placed in the headings row of their internal spreadsheet, one row too high. The mix-up would have falsely accused super-humanizer of destroying all Markdown headings, when it actually preserved 58.7 percent of them. The tool truly at zero for headings was phrasly, which was not mentioned in the draft at all. The editor flagged the broader issue as a dangerous failure mode — internally consistent errors that leave no visible seam for anyone to catch without recomputing the underlying data.

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