private static void Init()
        {
            // Unity replaces a destroyed game object with a non-null "destroyed" object.
            // Using .Equals checks against that.
            if (instance == null || instance.Equals(null))
            {
                GameObject gameObject = new GameObject("Spawned AudioManager");
                instance = gameObject.AddComponent <AudioManager>();
                DontDestroyOnLoad(gameObject);

                Debug.LogFormat("Spawned new {0} singleton", typeof(AudioManager));
            }
        }