> Recommender systems like Twitter are as much about data as they are about code. Without the dataset and the derived statistics and models that are used for ra

> Recommender systems like Twitter are as much about data as they are about code. Without the dataset and the derived statistics and models that are used for ranking and recall, the code is not going to help much with transparency. And also other way around, data depends on algorithms and tools that created them. You can't have insightful understanding of data without knowing how and why they were created.