anchor.diff:      %% Reset all flapping state.
       NewProj2 = NewProj#projection_v1{flap=make_flapping_i()},
       S3 = clear_flapping_state(S2#ch_mgr{proj=NewProj2,
  -                                        proj_history=queue:new(),
  -                                        proj_i_history=queue:new()}),
  +                                        proj_history=queue:new()}),
       {_QQ, S4} = do_react_to_env(S3),
       {reply, Reply, S4};
   handle_call({set_active, Boolean}, _From, #ch_mgr{timer=TRef}=S) ->
  
positive.code:           timer           :: 'undefined' | timer:tref(),
            ignore_timer    :: boolean(),
            proj_history    :: queue:queue(),
            proj_i_history  :: queue:queue(),
            flap_count=0    :: non_neg_integer(), % I am flapping if > 0.
            flap_start=?NOT_FLAPPING_START
                            :: {{'epk', integer()}, erlang:timestamp()},
  
negative.code:                 flap_limit=length(All_list) + 3,
                  timer='undefined',
                  proj_history=queue:new(),
                  not_sanes=orddict:new(),
                  consistency_mode=CMode,
                  runenv=RunEnv,
  