Overall, it's probably effective for bias confirmation; i.e., if you're a follower of the M2C citation cartel, you'll be happy to see your biases confirmed. There are plenty of citations of the usual suspects, all members of the M2C citation cartel.
However, if you still believe the teachings of the prophets, you might find parts of the book troublesome. And if you are a nonmember, a questioning member, or a youth seeking for answers, you will likely come away hoping that there is a much stronger case for the Book of Mormon than what is offered in this book.
For a positive review, read anything from Book of Mormon Central. Brother Callister is donating the proceeds of the book to Book of Mormon Central, so naturally, Book of Mormon Central and its employees are promoting the book as much as they can. He's a featured speaker at the FairMormon conference as well.
If you buy this book, you are helping to promote and promulgate M2C.
Here's an example of a positive review:
Here, I'll give just two examples of the issues I noted.