I highly disagree. Uber is like Amazon; it could stop expanding and investing tomorrow and immediately start turning a huge profit. They charge 10% of all taxi

I highly disagree. Uber is like Amazon; it could stop expanding and investing tomorrow and immediately start turning a huge profit. They charge 10% of all taxi rides with a marginal cost of maintaining some server software and a mobile app. No cars, no human dispatchers, no medallions, no nothing. It's a great business.