static bool CheckIfBoxesAreFalling()
    {
        bool falling = false;

        for (int i = 0; i < BoxScript.GridWidth; ++i)
        {
            if (BoxScript.IsBoxInColumnFalling(i) || !BoxScript.IsColumnFull(i))
            {
                falling = true;
                break;
            }
        }

        return(falling);
    }