WalrusDragonOnABike, 10 months ago https://arstechnica.com/cars/2023/09/this-autonomous-cargo-train-wants-to-fix-the-problem-of-underused-rails/ Link to the article
https://arstechnica.com/cars/2023/09/this-autonomous-cargo-train-wants-to-fix-the-problem-of-underused-rails/
Link to the article