You go to edit a page. The CMS stops you politely: this item is locked by jsmith. You check. jsmith left the company in 2022. 

If you have run an enterprise CMS for any length of time, you have met a ghost like this. A lock with no owner, holding a piece of content hostage, left behind by someone who is no longer here. It is a small thing. It is also more revealing than it looks.