Not a bad read. There are enough good science fiction concepts and questions - such as how do you communicate across a spread out fleet when relativistic speeds
I enjoyed looking back at this book after many years. The device of having the initial cause of blindness (the comet, or whatever it was) and the subsequent
This is the only Frederick Pohl (and therefore only Heechee saga) book I've read, but I look forward to reading more. The plot device of discovering the technologies