It wasn’t dead, it was just catastrophically damaged. (I know, who isn’t?)1
If you liked the previous entries in the series (how could you not?), you’ll like this one. Fast-moving, funny, endearing.
The plot point where SecUnit and friends win the colonists’ trust by creating a heartfelt documentary is a bit depressing to think about because, in the real world, it seems likely that corporations would already be in the habit of preparing deceptive equivalents as a matter of course.