In January 2026, Natasha Tahariya enhanced the DeliveryOptimization workbook in the microsoft/Application-Insights-Workbooks repository by refactoring KQL queries to remove redundant summarize operations. This adjustment clarified the data flow and reduced compute overhead, resulting in faster load times and more reliable distribution metrics for end users. Natasha’s work focused on optimizing per-tenant, per-content-type aggregation already present in the workbook, ensuring accurate content-type distribution. She also addressed a content-type related bug to align with the new aggregation logic. Her contributions demonstrated strong skills in data analysis, query optimization, and workbook development, improving both performance and maintainability of the codebase.