I've always been a little confused about uber's capital needs. When I first heard about uber, the part I thought was super-clever was that you wouldn't _need_ lots of capital because all the drivers would have their own cars. Leveraging the latent capital of one side of the two-sided market was the genius of it. (Airbnb too) Same for the staffing -- hook up both sides of the market. No need to pay anyone out of your…
Additionally if they are doing R and D beyond this (autonomous cars, universal delivery service, whatever) then they need lots of cash.