When outdated pages reappear through search engine caching or historical...

https://www.scribd.com/document/1016383708/The-Digital-Graveyard-How-to-Actually-Clean-Up-Outdated-Press-Releases-229542

When outdated pages reappear through search engine caching or historical archives, they often hurt your site’s credibility. Don't let stale content confuse your audience or dilute your authority