[hannob]

The Hybrit pilot plant is already operational and producing steel, although in small quantities. That sounds like a proven result to me, do you disagree?

Can you summarize what the linked article (unfortunately paywalled and in swedish) says? I am quite interested in this project.

[mongol]

It is unproven that it can be done profitably at scale.

[Mrdarknezz]

Yeah but that does not equate to "process that has 0 proven results"