I was excited for this, but Lily’s review says it all: you’ve read this book before (and you’ve probably read better versions of this book). The Diabolic is a YA-targeted mash-up of the aging and stagnant interstellar empire, a fish-out-of-water story, gene-hacking on overdrive, and of course, a romance (why does there always have to be a romance). S.J. Kincaid’s writing is slick and compelling; I definitely felt the need to keep reading. In…