It's an expression of a personal experience, preferences, and thoughts on a personal blog, thrown for others that might care about DuckDb and Pandas/Polars (and many did, as it got in the HN's first page).
They didn't write it to be some novel research, some canonical tutorial about the tech, or to teach/amuse each and every random reader.
They didn't write it to be some novel research, some canonical tutorial about the tech, or to teach/amuse each and every random reader.