Nah, they weren't. Their own leaked study (many years ago, I'll try and dig up a link) I recall showed at most a 5% improvement in their margins over time. This

Nah, they weren't. Their own leaked study (many years ago, I'll try and dig up a link) I recall showed at most a 5% improvement in their margins over time. This makes sense, as soon as one company has self-driving so will others. Any period where they are the exclusive self-driving ride hailing is fleeting at best. In time, it reverts to exactly the same as it's always been.