I keep my book review ratings simple—they’re either required, recommended, recommended with qualifications, or not recommended. If you want the TL;DR, this is it: Recommended: Mary Robinette Kowal picks up her alt-history of the space program after a meteor strike and continues doing what sci-fi does best: throwing new light on present-day cultural issues by showing something that isn’t the present day. Where the first book looked head-on at sexism, the second carries that line forward ...