anchor.diff:      LatestAuthorDownP = a40_latest_author_down(P_latest, P_newprop, S)
                           andalso
                           P_latest#projection_v1.author_server /= MyName,
  -    P_latestStable = make_comparison_stable(P_latest),
  -    P_currentStable = make_comparison_stable(P_current),
  +    P_latestStable = make_basic_comparison_stable(P_latest),
  +    P_currentStable = make_basic_comparison_stable(P_current),
       ?REACT({a40, ?LINE,
               [{latest_author, P_latest#projection_v1.author_server},
                {author_is_down_p, LatestAuthorDownP},
  
positive.code:                     {{{yo_todo_incomplete_fix_me_cp_mode, line, ?LINE, Zerf}}}
              end;
         true ->
              react_to_env_A30(Retries, P_latest, LatestUnanimousP, ReadExtra, S)
      end.
  
  
negative.code:         machi_projection:get_epoch_id(P_current),
      #projection_v1{author_server=Author_latest} = P_latest,
      {Epoch_latest,_} = EpochID_latest = machi_projection:get_epoch_id(P_latest),
      Trigger = if CMode == cp_mode, EpochID_latest /= EpochID_current ->
                      ?REACT({a29, ?LINE,
                              [{epoch_id_latest,EpochID_latest},
                               {epoch_id_current,EpochID_current}]}),
                        true;
                   true ->
                        ?REACT({a29, ?LINE, []}),
                        false
                end,
      if Trigger ->
              ?REACT({a29, ?LINE,
                      [{old_current, machi_projection:make_summary(P_current)}]}),
              if Epoch_latest >= Epoch_current orelse Epoch_latest == 0 orelse
                 P_current#projection_v1.upi == [] ->
                      ok;                                 % sanity check
                 true ->
                      exit({?MODULE,?LINE,
                            {epoch_latest,Epoch_latest},
                            {epoch_current,Epoch_current},
                            {latest,machi_projection:make_summary(P_latest)},
                            {current,machi_projection:make_summary(P_current)}})
              end,
              put(yyy_hack, []),
              case make_zerf(P_current, S) of
                  Zerf when is_record(Zerf, projection_v1) ->
  