Rivian launches Universal Hands-Free driving for second-generation R1 EVs, expanding coverage from 135,000 highway miles to 3.5M+ miles across the US and Canada (Sean O'Kane/TechCrunch) Technology December 18, 2025 Sean O’Kane / TechCrunch: Rivian launches Common Arms-Free driving for second-generation R1 EVs, increasing protection from 135,000 freeway miles to…