Is there a difference as regards “reading” and “listening” to a book?

I was somewhat taken back when, several weeks ago, I heard an item on BBC Radio 4’s PM programme concerning reading. This short piece (which I have, unfortunately been unable to find online), consisted of a series of viewpoints as to what constitutes reading and, in particular whether listening to audio books can be construed as reading in the true sense of the word. One listener expressed the view that listening to audio books was not reading, and that anyone who said that they had read a bo...