Americans are increasingly turning to artificial intelligence tools like ChatGPT and Claude to help prepare their tax returns, but experts warn the technology can deliver outdated or inaccurate ...

Implemented pandas-based cleaning rules in data_preprocessing.py, transformations for salesorder.csv → clean_salesorder.csv, pipeline testing via multiple DAG runs.

For many people, artificial intelligence still sounds futuristic—robots, advanced coding, or expensive equipment. But in reality, AI for computer use is already built into tools you use every day.