Martin Kazinski felt like a traitor the day he joined Uber. He'd been driving taxis since 1989 for about $15 an hour, and the work didn't quite make ends meet — he still ran another business on the side. When a new car-hiring start-up came to town, Kazinski saw opportunity. He went down to Uber's Howard Street offices, plowed through the interview process, and emerged with a... More >>>