It feels like I have had this Massey Lectures book forever, always next on the to-read list, always another nonfiction book slipping in and taking its place but finally, finally I’ve sat down and given Esi Edugyan the time she deserves here. Out of the Sun is a great example of what the Massey Lectures can be: give someone the platform to talk about whatever they want, basically, but in a way that is…