Have you ever heard of Instaread? Biblioteca? Nextory? How about audiobooks.com? Sounds like a legitimate audiobook domain, right? Maybe you’ve heard of Playster? Hint, it’s not Google’s audio (and other media) market, that’s the Play Store.
StoryOrigin is such a feature-rich source for authors and now there's support for audiobook reviews, too. Here's the video version just for kicks: https://youtu.be/iCoNIiSDW8k...
If you have a podcast, you have some, well, power, authority, credibility. Just like if you have a book, you instantly have some leverage...
The ultimate in content repurposing.