Steelmakers are talking to them about getting a demonstration version up and running within five years.

钢铁制造商正在与他们讨论如何在五年内启动并运行示范版本。

Now, I saw a video again, on your Instagram, where you just received the book a couple of days ago, I had the digital version up until this morning when I finally got the physical version.

现在，我又在你的Instagram上看到了一个视频，你几天前刚刚收到这本书，我一直有数字版本， 直到今天早上我终于得到了实体版本。