The text discusses several ethical and safety concerns related to autonomous vehicles, including:1. Accidents: There is a risk of autonomous vehicles being involved in accidents, which could result in injury or fatalities.2. Nefarious uses: Autonomous vehicles could be used for illegal activities such as terrorism or transporting drugs.3. Liability: There is a question of who should be held responsible in the event of an accident involving an autonomous vehicle, between the manufacturer and the driver.4. Societal impact: The widespread adoption of autonomous vehicles could lead to job losses in the transportation industry and increase traffic congestion on roads.