I'm pretty positive that is Google's end goal. They even had (have?) and integration with Lyft/Uber at one point so that you could hail a ride from within the G

I'm pretty positive that is Google's end goal. They even had (have?) and integration with Lyft/Uber at one point so that you could hail a ride from within the Google Maps app. My bet is that it was meant to be a proof-of-concept to see how hard it would be just to replace them with their own service.