anchor.diff:                  F = fun() -> machi_flu0:proj_read_latest(H, private) end,
                   case perhaps_call_t(S, Partitions, MyFLU, F) of
                       {ok, RemotePrivateProj} ->
  -                        MySumm = make_projection_summary(S#ch_mgr.proj),
  -                        FarSumm = make_projection_summary(RemotePrivateProj),
                           if (S#ch_mgr.proj)#projection.epoch_number ==
                              RemotePrivateProj#projection.epoch_number
                              andalso
  
positive.code:                             %% both, then those authors would not have allowed
                              %% a bad transition, so we will assume this
                              %% transition is OK.
  %% ?D(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa), timer:sleep(200),
                              lists:member(AuthorServer1, UPI_list1)
                              andalso
                              lists:member(AuthorServer2, UPI_list2)
  
negative.code:             ok
      end,
  
      if
          P_latest#projection.epoch_number > P_current#projection.epoch_number
          orelse
          not LatestUnanimousP ->
              put(react, [{a40, ?LINE, P_latest#projection.epoch_number > P_current#projection.epoch_number, not LatestUnanimousP}|get(react)]),
  
              %% 1st clause: someone else has written a newer projection
              %% 2nd clause: a network partition has healed, revealing a
              %%             differing opinion.
  