More and more iPod audio book downloads are exchanged over the net these days. People have either no time to read a book leisurely or are always on the move and taking a book along can be a hassle. Also, it is easier to just listen to books while traveling.
Most folks commute. A lot of time can be wasted while traveling. Jams are everywhere. This offers the right conditions for people to listen to audio books. No matter where you are, you can use the book to read a science-fiction book, self-improvement course, or even listen to the latest top seller. The convenience extends to the gym, beach, home and just about anywhere.