Cs Rin Ru Title Of Forum Rule [upd] -

So is likely a user commenting on that automated behavior as an amusing design choice.

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

This is an anti-spam / anti-noob measure. So when someone posts a thread with a bad title, instead of rejecting it, the system silently “corrects” it to — which then becomes a running joke among regulars. So is likely a user commenting on that

If you try to put certain forbidden words or strings — especially anything that might be considered requesting, spamming, or violating their strict release section rules — the forum software automatically changes your title to something generic or rule-related, often replacing it with: "Title of forum rule" Or a similar placeholder like "Read the rules before posting" or "Please follow the forum rules" . This is an anti-spam / anti-noob measure

The "interesting feature" is this:

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).