Probably a better article - https://news.mit.edu/2024/mit-spinout-boston-metal-makes-steel-with-electricity-0522
It’s trying to commercialise MIT research. It’s always hard to tell in this early days if that’ll work out or not.
There are many other efforts around the world of low or zero carbon emission steel. Almost none of them are cheap enough to take off unless the cost carbon emissions increases a couple of orders of magnitude.
I was a big Uncle Bob fan and still really like the Clean Code book. But he trashed his public reputation so I doubt this 2nd edition will do very well.