 		let feedId = FeedlyFeedResourceId(id: feed.feedID)
 		let editedNameBefore = feed.editedName
 		
+		// Adding an existing feed updates it.
+		// Updating feed name in one folder/collection updates it for all folders/collections.
 		caller.addFeed(with: feedId, title: name, toCollectionWith: collectionId) { result in
 			switch result {
 			case .success:

			}
		}
		
		caller.deleteCollection(with: id) { result in
			switch result {
			case .success:
				account.removeFolder(folder)

	}
	
	func addFolder(for account: Account, name: String, completion: @escaping (Result<Folder, Error>) -> Void) {
		
		let progress = refreshProgress
		progress.addToNumberOfTasksAndRemaining(1)
		
		caller.createCollection(named: name) { result in
			progress.completeTask()
			
			switch result {
			case .success(let collection):
				if let folder = account.ensureFolder(with: collection.label) {
