Summary:
- The article discusses ELIZA, an early natural language processing program created in the 1960s by Joseph Weizenbaum.
- ELIZA was designed to mimic the behavior of a Rogerian psychotherapist, responding to user input in a way that encourages the user to continue the conversation.
- The article explains how ELIZA works by using pattern matching and simple substitution rules to generate relevant responses, demonstrating the early development of conversational AI technology.