My reading is almost entirely history as well, for somewhat similar reasons to the article. Another thing I like about reading historical non-fiction is that i

My reading is almost entirely history as well, for somewhat similar reasons to the article. Another thing I like about reading historical non-fiction is that in the modern world it is almost alway possible to dig in deeper on anything you read. There are different more detailed books/articles on the subject, often internet accessible primary documents, etc. and this ability dig deeper and deeper on a subject just cannot exist for fictional worlds.