Thorin N. Tatge has published a book through CreateSpace, a print-on-demand company owned by Amazon.com.  What Is Best? is an interactive fantasy novel with unique features, and is selling for $15.  More information is available at Thorin's website:

http://www.thorintatge.com/WhatIsBest

Thorin will be selling copies in person, and the book can also be purchased online here:

https://www.createspace.com/3386003