Why "Godfather" cannot be made a copy?

We live during an era of remakes and resets, but, fortunately, some old movies it is simply impossible to make a copy. The ScreenRant edition explained why we hardly will ever see a remake of the well-known picture of Francis Ford Coppola "Godfather". This movie left in unique time for a cinema In the late sixties in Hollywood there were serious changes. At that time there were such legendary works, as "2011: Space Odyssey" Stanley Kubrik and "Bonnie and Clyde" Penn Arthur. Constantly there were new talented actors and directors, however very few people Ford was succeeded to reach such heights, as to Francis...