While most headlines about self-driving cars have focused on Tesla or Waymo, Uber is quietly positioning itself as a central player in the autonomous vehicle race -- not by building the hardware, but by becoming the software and demand layer that powers it. From ride-hailing to robotic food delivery, Uber's approach to autonomy could propel the company to the next stage of its expansion. Uber isn't trying to build the next robotaxi -- it's trying to be the platform they all run on. Uber Technologies (UBER - ...