1. Rivian launches 'Universal Hands-Free' driving update for second-generation R1 EVs. 2. Hands-free driving available on over 3.5 million miles of roads. 3. Rivian aims for full autonomy, later updates planned for 2026. 4. Rival automakers face risks from similar technologies, leading to incidents. 5. New features include digital key enhancements and customizable drive modes.