Not quite comparable to your success, but it was nice to get a few sales of my self-published book on Data Analysis with Rust Notebooks (https://store.shahinros

Not quite comparable to your success, but it was nice to get a few sales of my self-published book on Data Analysis with Rust Notebooks (https://store.shahinrostami.com/product/data-analysis-with-rust-notebooks/ https://store.shahinrostami.com/product/data-analysis-with-r...)... Is Gumroad.com worth considering?