Instruction: Define memoization and provide a use case where it can improve performance.
Context: This question tests the candidate's knowledge on optimization techniques in JavaScript, specifically memoization, and its application to enhance computational efficiency.
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Let's clarify this with a use case, particularly in the realm of a Frontend Developer, although it's a concept that benefits various developer roles. Imagine we're developing a feature-intensive application that includes rendering complex data visualizations. These visualizations are based on large datasets and require significant computational resources to generate. By applying memoization to the data processing functions, we can dramatically reduce the load times for these visualizations. For instance, if a user interacts with our application to filter the dataset based on certain criteria, instead of recalculating the visualization from scratch, our memoized function...