Removing tags within Workfront Task Comments

Description - Workers are accidentally tagging the wrong people in their tasks or comments field and it's difficult to remove that tag unless you delete the comment then re-post. 

Why is this feature important to you - The wrong people could possibly reading information they shouldn't be seeing. 

How would you like the feature to work - Be able to remove the tag without having to delete the comment. 

Current Behaviour - We're not able to remove the tag without deleting the comment then reposting.