Uber is betting big on Rivian's self-driving future.

Autonomous vehicles may transform transportation, but they may not eliminate the need for ride-hailing platforms.

Rivian had to abandon a long-standing profitability goal to make the deal with Uber. Was it worth it?

Rivian Automotive (NASDAQ:RIVN | RIVN Price Prediction) stock is down 7% in Friday trading, sliding to the $15 area despite announcing a major robotaxi partnership with Uber Technologies (NYSE:UBER).