anchor.diff:              {NotifyPid, _} = _From,
               #rmgr{curr = Replicators} = RMgr) ->
       % TODO: Use Policy for N instead of just pinning N to # of Addrs.
  -    SuccessMin = length(Addrs),
  +    ReceivedOkMin = length(Addrs),
       Id = make_ref(),
       {SentOk, Monitors} =
           lists:foldl(
  
positive.code:     {ok, Replicator};
  
  notify_replicator(NotifyPid, NotifyData,
                    #replicator{request = Request,
                                responses = Responses} = Replicator) ->
      RList = lists:reverse(Responses),
      % TODO: Allow caller to provide a best-response callback strategy.
  
negative.code:             end,
              notify(NotifyPid, NotifyData, RV);
          undefined ->
              notify(NotifyPid, NotifyData, {error, no_response})
      end,
      % TODO: Consider erasing the responses, too.
      {ok, Replicator#replicator{notify_pid = undefined,
  