Over time, code can become difficult to read or maintain. AI can help refactor existing code to improve structure and readability without changing functionality.
Testing is often overlooked when writing code, especially for small scripts. AI can help by quickly generating test cases, including edge cases that are easy to miss.
For years, Excel was powerful but temperamental. You learned pretty quickly to walk on eggshells around your formulas just to keep things from breaking. But while most of us were building workarounds and muscle-memory fixes, Microsoft was quietly upgrading the engine under the hood in ways that weren’t obvious from the surface.