2017: "Toyota’s new solid-state battery could make its way to cars by 2020" https://techcrunch.com/2017/07/25/toyotas-new-solid-state-ba...
2020: "Toyota's game-changing solid-state battery en route for 2021 debut" https://news.ycombinator.com/item?id=25400725
2023: "Toyota Touts Solid State EVs with 932-Mile Range, 10-Minute Charging by 2027" https://news.ycombinator.com/item?id=36353474
2023: "Toyota Only Plans to Make Enough Solid-State Batteries for 10k Cars in 2030" https://news.ycombinator.com/item?id=38374322