Rivian detailed Thursday how it plans to make its electric vehicles increasingly autonomous — an ambitious effort that includes new hardware, including lidar and custom silicon, and eventually, a potential entry into the self-driving ride-hail market, according to CEO RJ Scaringe.The announcements at the company’s first “Autonomy & AI Day” event in Palo Alto, California shed fresh light on Rivian’s technology development, much of which has been kept undercover as it pushes to begin production of its more af ...