Rivian and VW Group complete winter testing of new zonal architecture The RV Tech joint venture passed a key milestone, opens up $1 billion for Rivian. https://arstechnica.com/cars/2026/03/rivian-and-vw-group-complete-winter-testing-of-new-zonal-architecture/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social