anchor.diff:              when not is_tuple(P1), not is_tuple(P2) ->
                 V1 = push_focused(P1, Node, V),
                 V2 = push_focused(P2, Node, V1),
  -              V3 = push_focused_connection(P1, P2, Node,
  -                                           {Count1,0,0}, #{}, V2),
  -              push_focused_connection(P2, P1, Node,
  -                                      {Count2,0,0}, #{}, V3);
  +              V3 = push_focused_connection(P1, P2, Node, {Count1,0,0}, V2),
  +              push_focused_connection(P2, P1, Node, {Count2,0,0}, V3);
            (_, V) ->
                 V
         end, Viz3, Send).
  
positive.code:          code_change/3]).
  
  -record(state, {subscribers = [],
                  counters = []}).
  
  %%%===================================================================
  %%% API functions
  
negative.code:     #{nodes := Nodes} = Entity,
      Newnode = entity(Renderer, Name, [], Additional),
      maps:merge(Entity, #{nodes => [Newnode | Nodes]}).
  
  pull_node(Name, Entity) ->
      #{nodes := Nodes} = Entity,
      {[Node], Rest} = lists:partition(
  