1) That's at least 3-4 years from now before it will be practical in most situations, which is a lot of revenue for Uber and Lyft. 2) Uber is already investing

1) That's at least 3-4 years from now before it will be practical in most situations, which is a lot of revenue for Uber and Lyft. 2) Uber is already investing heavily in its own self-driving cars and has stated plans to buy as many self-driving cars as it can if someone else beats them to the punch. So really the choice will be between owning your own car (very high upfront cost and maintenance costs) and using a self-driving car service. I think many people will opt for the latter.