Parquet should get the praise. It's simply awesome. It's what I'd pick for tabular data exchange. A recent problem I solved with it and duckdb allowed me to q

Parquet should get the praise. It's simply awesome. It's what I'd pick for tabular data exchange. A recent problem I solved with it and duckdb allowed me to query and share a 3M record dataset. The size? 50M. And my queries all ran subsecond. You just aren't going to get that sort of compression and query-ability with a csv.