anchor.diff:              lager:info("Graph is not connected!: ~p", [Orphaned])
       end,
   
  -    %% Connect to orphaned nodes.
  -    %[connect(Orphan) || Orphan <- Orphaned],
  -
       timer:send_after(?BUILD_GRAPH_INTERVAL, ?BUILD_GRAPH_MESSAGE),
       {noreply, State#state{graph=Graph}};
   handle_info(Msg, State) ->
  
positive.code: 
      %% Attempt to connect nodes that are not connected.
      AttemptedNodes = maybe_connect(ToConnectNodes, SeenNodes),
  
      {noreply, State#state{attempted_nodes=AttemptedNodes}};
  handle_info(?NODES_MESSAGE, State) ->
  
negative.code: -define(NODES_INTERVAL, 20000).
  -define(NODES_MESSAGE,  nodes).
  
  -define(BUILD_GRAPH_INTERVAL, 60000).
  -define(BUILD_GRAPH_MESSAGE,  build_graph).
  
  -define(ARTIFACT_INTERVAL, 1000).
  