Agreed on your major points. That being said: > I hate finding CSVs that other data scientists have created from pandas, because they invariably include the in

Agreed on your major points. That being said: > I hate finding CSVs that other data scientists have created from pandas, because they invariably include the index ... This is also default in R, with row numbers (like I have ever needed them). To be fair, it's gotten better since people stopped putting important information in rownames. Polars looks interesting, thanks for the recommendation!