Introduction: Drive Me Crazy(一)

       In March of 2009, two businessmen, Travis Kalanick(崔維斯.卡蘭尼克) and Garrett camp(格瑞特.坎普), developed(發明) an app-based taxi service called Uber(優步).
      This app allows passengers to arrange for car pickups through their smartphones.
      The idea(概念) quickly took off(擴展) all over the U.S(全美各地) and much of the world. Uber is now available(使用) in 15 different countries and expanding(擴張，發展) rapidy(快速地).