Excel’s SUM, DATE, WEEKDAY, IF, Nested IF, and IF/OR functions came to mind as I was watching a 1969 film called If It’s Tuesday, This Must Be Belgium, about American tourists on a whirlwind tour of ...

Have you ever found yourself tangled in a web of complex Excel formulas, trying to make sense of sprawling datasets with traditional functions like SUMIFS? Many of us have been there, struggling with ...