The main benefit of edge computing for data processing is its ability to reduce latency by processing data closer to the data source instead of relying solely on centralized data centers. This decentralization minimizes the distance data must travel, resulting in faster response times and enhanced performance, particularly in applications requiring real-time analysis and decision-making, like IoT devices or autonomous systems. Additionally, edge computing optimizes bandwidth usage, as less data needs to be transmitted over long distances, and it can improve data privacy and security by processing sensitive information locally.