Which of these fallen electric vehicle makers deserves a second look?Rivian Automotive (RIVN -1.76%) and Lucid Group (LCID -3.95%) were once two of the market's hottest electric vehicle (EV) stocks. Rivian went public at $78 per share in November 2021, and its stock more than doubled to its record closing price of$172.01 a week after its IPO. Lucid went public by merging with a special purpose acquisition company (SPAC) in July 2021. Its shares opened at $25.24 a share and more than doubled to a record clo ...