Is it time for a new rating: "PC- Politically Conservative"?

First, conservatives tried to rig the Hugo Awards. Now, they are attacking a Star Wars novel. Does the imaginary universe have hard, 21st-century Earth-based walls?

Another Guardian reviewer argues there is a burgeoning world of non-eurocentric scifi being produced; it's just that big English-language publishers ignore it.

This is a fascinating trend. If any scifi insiders care to weigh in on it, your knowledge and insight will be appreciated!