code: def load_key_lenient(key_name)
        meta = ensure_metadata_exists(key_name)
        reload_if_missing(key_name, meta.source_key)
        parse_key(meta, key_name)
      end
docs: Load the key and apply transformations to it, skipping the cache.
   @param key_name [Symbol] the key name
   @return [Object] the returned value