This looks like major competition for Drosrite with major support from Canadian government and big corporations. The aluminum recovery seems low (60%) compared to Drosrite and it looks like they will not be commercializing until 2024.  https://news.alcoa.com/press-release/alcoa-and-rio-tinto-announce-worlds-first-carbon-free-aluminum-smelting-process  This process uses an electric plasma arc process.  https://aluminiuminsider.com/rio-tinto-and-scepter-ink-decade-long-extension-of-sustainable-aluminium-partnership/