Amazon could for over a decade have flipped a switch and started churning out dividends. They made profits and reinvested them into growth. Uber has been makin

Amazon could for over a decade have flipped a switch and started churning out dividends. They made profits and reinvested them into growth. Uber has been making a loss on each ride and trying to make it up in volume. It's a long-shot bet on self driving cars working out in the next 3 years.