As a long time reader of both science fiction and fantasy, only about .1% is instructional or thought provoking, the rest is escapism or wish fulfillment, the modern version of the penny dreadful.

I would say that all great books (fiction or nonfiction) are bout th human on diction.

Oops, unfortunately can't edit it. That's what i get for responding using my iPad.

It should read:

I would say that all great books (fiction or nonfiction) are about the human condition.

I am dissapointed by most scifi because I have such high expectations for it. So I have started to look to other genres that offer better quality on average.