anchor.diff:     *   "title": string,
      *   "link": string,
      *   "created": timestamp,
  -   *   "edited": timestamp,
  +   *   "updated": timestamp,
      *   "author": string,
      *   "category": uuid,
      *   "tags": [uuid, uuid, ...]
  
positive.code:    *   uuid: post, ...
     * }
     */
    Map<String, Map<String, dynamic>> _posts;
  
    Map<String, Map<String, dynamic>> get posts => _posts;
    set posts(Map<String, Map<String, dynamic>> postsMap) => _posts = postsMap;
  
    //-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-
    //-* CATEGORIES
    //-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-
    Map<String, Map<String, dynamic>> _categories;
  
    Map<String, Map<String, dynamic>> get categories => _categories;
    set categories(Map<String, Map<String, dynamic>> categoriesMap) => _categories = categoriesMap;
  
    //-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-
    //-* TAGS
    //-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-
    Map<String, Map<String, dynamic>> _tags;
  
    Map<String, Map<String, dynamic>> get tags => _tags;
    set tags(Map<String, Map<String, dynamic>> tagsMap) => _tags = tagsMap;
  
  }
negative.code:     return _model;
    }
  
    //-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-
    //-* POSTS
    //-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-
  