Technology Rivian buys world model startup to accelerate self-driving ambitions October 22, 2026 · 9:05 pm 1 sources Image: TechCrunch ad slot · in-content video 16:9 Coverage CoverageRivian buys world model startup to accelerate self-driving ambitionsTechCrunch · October 22, 2026 21:05Terms of the deal weren’t disclosed.