1. Sometimes, there will be some human error that can injure someone or worse. Take, for instance, the case of the google's self-driving car that came to a crosswalk and did what it need to do: slow down to allow people to cross. But the driver panicked and hit the breaks. Luckily,no one was injured but the car was damaged.(Tribune News Service)
2. Next, there are regulation roadblocks are also a problem for people and the law.the use of driverless cars would also raise issues of legal responsibility. For example,who should be responsible in the event