Stale content has a habit of resurfacing through search engine caches or...

https://star-wiki.win/index.php/The_Silent_Reputation_Killer:_The_Most_Common_Mistake_in_Old_Content_Cleanup

Stale content has a habit of resurfacing through search engine caches or forgotten site archives, often confusing users and diluting your authority. If you’re seeing outdated pages pop up in rankings, it’s time for a technical cleanup