anchor.diff:      [receive {Pid, _} -> ok end || Pid <- Pids],
   
       [ok = m_stop(F) || F <- FLUs],
  -    _XX = event_get_all(), %% io:format(user, "XX ~p\n", [_XX]),
  +    _XX = event_get_all(), %%io:format(user, "XX ~p\n", [_XX]),
       event_shutdown(),
       ok.
   
  
positive.code: 
  event_add(Key, Who, Description) ->
      Tab = ?MODULE,
      ets:insert(Tab, {lamport_clock:get(), Key, Who, Description}).
  
  event_get_all() ->
      Tab = ?MODULE,
  
negative.code:         {error_stale_projection, _} ->
              Retry();
          error_wedged ->
              youbetcha = m_repair_projection_store(Proj),
              Retry();
          Else ->
              {Else, Proj}
  