> These kinds of dismissive comments make me wonder if the writer ever created anything of substance in their life.

Ad hominem [0].

And he has. I use the things he has built in production. He has contributed to Python community (and SQLite) to a great extent. Some of the amazing things he built [1], [2], [3].

[0] - https://yourlogicalfallacyis.com/ad-hominem

[1] - https://github.com/coleifer/peewee

[2] - https://github.com/coleifer/huey

[3] - https://github.com/coleifer/sqlite-web