That’s a competitive advantage over taxis, then. It’s one of several reasons I choose uber over yellow cabs when in NYC (9 times out of 10, anyway).
A competitive advantage has no value without a path to profitability.
If you can’t kill taxis with tens of billions of dollars of VC investment, how does the last bit of cash Uber has help?
Uber's rideshare business appears to be almost revenue-neutral. So if you're waiting for Uber to run out of cash, you'll be waiting a while. Worst case scenario, they stop pouring money into their money-losing ventures and focus on rideshare.
It's a real pity that there is no 'HN Quotes' section, I'd definitely nominate this one.