So it turns out designing ship combat that takes place within a role-playing game, where players will have roles on the same ship that are meaningful is hard.
Huh. Who knew?
Getting past naval combat was probably my biggest hurdle to getting this bad boy done.
Now that that system is working (and it seems to be), the book is picking up steam again.
My next challenge will be to not get so exhausted by writing this book that I don't want to support it.