It depends on what you're doing, yeah? In RMarkdown notebooks... yeah, I wouldn't write models in one. But if the focus is on embedding some visualizations and

It depends on what you're doing, yeah? In RMarkdown notebooks... yeah, I wouldn't write models in one. But if the focus is on embedding some visualizations and tables into a document, and then refreshing the document to every so often pull in new data, I can see that as a production use for a notebook. TL;DR: Can be useful for reporting, wouldn't use it anywhere else in the pipeline.