By Eric Reed Despite the hype, shares of both ride-sharing companies have proved disappointing. When Uber (UBER) – Get Uber Technologies, Inc. Report invented the idea of for-profit ridesharing they arguably changed an industry forever. Lyft (LYFT) – Get Lyft, Inc. Class A Report soon got in the game, along with a host of follow-on companies. The number of people taking rideshares has surged; the number of cities and countries where Uber and Lyft operate has surged; and the amount of money spent on this service has surged. There’s just one problem: “Despite the positive cash contributed via se…