They may have faked the explosion at the end, and obviously their explanation is total nonsense, but the launch looks pretty authentic, see this alternate angle

They may have faked the explosion at the end, and obviously their explanation is total nonsense, but the launch looks pretty authentic, see this alternate angle: https://www.youtube.com/watch?v=xoMKy043j_I https://www.youtube.com/watch?v=xoMKy043j_I