CEO. Does. Not. Like. Duplicate. Tags.
In addition to warning you if you try to create a duplicate, CEO will automatically alter the tag's slug so it doesn't collide with an existing tag.
Features of a tag:
- Name - Tag's label or friendly name
- Slug - Used when generating URLs and standardized requests. Slugs must be unique
- Status - Inactive tags are hidden when searching for and adding tags to content.