anchor.diff:      try
           {ok, P1} = ?MGR:test_calc_projection(M0, false),
           % DERP! Check for race with manager's proxy vs. proj listener
  -        case ?MGR:test_read_latest_public_projection(M0, false) of
  -            {error, partition} -> timer:sleep(500);
  -            _                  -> ok
  -        end,
  -        {remote_write_results,{true,[{c,ok},{b,ok},{a,ok}]}} =
  -            ?MGR:test_write_public_projection(M0, P1),
  +        ok = lists:foldl(
  +                    fun(_, {_,{true,[{c,ok},{b,ok},{a,ok}]}}) ->
  +                            ok;             % Short-circuit remaining attempts
  +                       (_, ok) ->
  +                            ok;             % Skip remaining!
  +                       (_, _Else) ->
  +                            timer:sleep(10),
  +                            ?MGR:test_write_public_projection(M0, P1)
  +                    end, not_ok, lists:seq(1, 1000)),
  +        %% Writing the exact same projection multiple times returns ok:
  +        %% no change!
  +        {_,{true,[{c,ok},{b,ok},{a,ok}]}} =  ?MGR:test_write_public_projection(M0, P1),
           {unanimous, P1, Extra1} = ?MGR:test_read_latest_public_projection(M0, false),
   
           ok
  
positive.code:     %% {ok, Mb} = ?MGR:start_link(b, MembersDict, [{active_mode, false}]++XX),
      [{ok,_}=machi_flu_psup:start_flu_package(Name, Port, Dir, Opts) ||
                 {Name,Port,Dir} <- FluInfo],
      FLUs = [machi_flu_psup:make_flu_regname(Name) ||
                 {Name,_Port,_Dir} <- FluInfo],
      [Proxy_a, Proxy_b] = Proxies =
          [element(2,?FLU_PC:start_link(P)) || P <- P_s],
      MembersDict = machi_projection:make_members_dict(P_s),
  
negative.code:         ok = machi_partition_simulator:stop()
      end.
  
  smoke1_test_() ->
      {timeout, 1*60, fun() -> smoke1_test2() end}.
  
  smoke1_test2() ->
      machi_partition_simulator:start_link({1,2,3}, 100, 0),
      TcpPort = 62777,
      FluInfo = [{a,TcpPort+0,"./data.a"}, {b,TcpPort+1,"./data.b"}, {c,TcpPort+2,"./data.c"}],
  