Tesla and Alphabet do not need to destroy Uber to hurt its shareholders; they only need to change the industry's economics. If autonomous vehicles lower cost per mile, pricing pressure follows, so Uber could post record ride volume and still earn less per ride. Uber's fight with Lyft already brought lower prices, incentives and margin pressure; two well-funded rivals with a far lower cost base will fight for the densest, most profitable markets, so assuming Uber's economics hold is aggressive. x.com x.comÂ