srecord noeq ComputerCountListener(StefansOS_ConnectToServer connector) {
  new VarWithNotify<Int> computerCount;
  bool verbose;
  
  void init {
    connector.onNewLine(line -> {
      new Matches m;
      if (swic(line, "ComputerCount = ", m)) {
        computerCount.set(parseInt(m.rest()));
        if (verbose) print("Computer count: " + get());
      }
    });
    
    connector.sub("computerCount");
  };
  
  LiveValue<Int> liveValue() { ret varWithNotifyToLiveValue(Int, computerCount); }
  
  Int get() { ret computerCount!; }
}