What is the role of artificial intelligence in Person of Interest?

Person of Interest is a television series that aired from 2011 to 2016, with an interesting concept that revolved around the usage of Artificial Intelligence (AI) as a tool to predict and prevent crimes. The show explores the ethical implications of using AI to predict criminal activities, and how the AI interacts with the people who use it.

The main character, Harold Finch, creates an AI system called 'The Machine' that is capable of processing vast amounts of data to identify potential crimes before they occur. The Machine is able to track people through their digital footprint, analyze their behavior, and determine whether they pose a threat to national security.

The show also features other AI systems, such as Samaritan, which was created by another character named Greer, with a different purpose and set of values. Samaritan is designed to protect humanity by taking control of it, while The Machine is designed to protect humanity without taking away its free will. The show explores the dangers of AI and the potential consequences of creating machines that are smarter than humans.

The role of AI in Person of Interest is central to the show's narrative and themes, and it portrays a world where AI is not just a tool, but a force that shapes the lives of the people who use it.