In Flutter, which widget is used for efficient list rendering that can help improve performance?

In Flutter, the 'ListView' widget is used for efficient list rendering, which can significantly improve performance. 'ListView' efficiently displays a scrollable list of widgets, recycling and reusing item widgets as the user scrolls. This approach minimizes memory usage and enhances the overall performance of the app, especially when dealing with large datasets. Understanding and utilizing the 'ListView' widget is essential for developing Flutter apps with optimized list views.