Public opinion surveys have consistently found that the American public is both optimistic and concerned about AI. A 2018 Pew Research Center survey, for example, found that 72% of Americans believe AI will have a major impact on their lives in the next 50 years, and half (50%) say it will have more of a positive impact than a negative impact. However, the survey also found that 42% of Americans believe that AI will eventually replace human workers in many jobs, and 37% believe that AI will pose a threat to human life.

These results suggest that the American public is aware of both the potential benefits and the potential risks of AI. While they are optimistic about the ways in which AI could improve their lives, they are also concerned about the potential negative impacts of AI on society.

It is important to note that the American public's views on AI are not monolithic. Different demographic groups have different views on AI. For example, younger Americans are generally more optimistic about AI than older Americans, and men are generally more optimistic about AI than women.

Overall, the American public's views on AI are complex and nuanced. They are optimistic about the potential benefits of AI, but they are also concerned about the potential risks of AI. It is important to understand the public's views on AI in order to develop policies that promote the responsible development of AI.