if self.respond_to?(scope_cache_field :cached_votes_total=, vote_scope)
          updates[scope_cache_field :cached_votes_total, vote_scope] = (
            (updates[scope_cache_field :cached_votes_up, vote_scope] || count_votes_up(true, vote_scope)) +
            (updates[scope_cache_field :cached_votes_down, vote_scope] || count_votes_down(true, vote_scope))