void Start()
    {
        highestScore  = PlayerPrefs.GetInt("highestScore");
        pitchDetector = gameObject.AddComponent <PitchDetector>();

        ScoreObject.SetActive(false);

        FreePlay();
    }
 // Start is called before the first frame update
 void Start()
 {
     pitchDetector = GameObject.FindGameObjectWithTag("Microphone").GetComponent <PitchDetector>();
 }