The book happens to fit in with a project I'm working on that I'll discuss more in a few weeks.
Essentially, Davis focuses on the implications of the Book of Mormon as a dictated text. The book doesn't take a position on the origins of the Book of Mormon, in terms of revelation, inspiration, translation, or composition.
I'll discuss another aspect of this book it tomorrow.
The publisher's page lets you read some of the book.
A panel of reviewers have posted comments here.
Rather than write my own review, I'll post part of the review by Michael Austin, from the above citation.