The phrase likely refers to a specific, well-known quirk on the CS.RIN.RU forum (a popular scene release and game piracy discussion board).
If you saw a thread with that exact title, it means the original poster broke a naming rule (e.g., asking for a download link directly in the title, or using all-caps, or putting a release name incorrectly). The forum’s automated filter “fixed” it. cs rin ru title of forum rule
The "interesting feature" is this:
