Volatile lithium prices and advances in technology mean sodium batteries are finally making a decisive breakthrough https://www.bloomberg.com/news/articles/2026-04-21/lithium-rival-sodium-is-making-a-battery-breakthrough-for-evs-energy-storage?taid=69e7e634b2f7b80001e2481a&utm_campaign=trueanthem&utm_content=business&utm_medium=social&utm_source=twitter