Not an author, but I am friends/acquaintances with several. The price of an e-book is very rarely left up to the author. Most of the time it is decided by the publisher. Hence, the stupidity with most prices.
But at least Paramount looked at the results and said "It makes no sense". I can appreciate a company that is willing to make a change in things, review the results, and then go and make changes based on reality.
At least one of their authors (Mercedes Lackey) has seen an increase in her NON Baen books since she put up several of her titles, which leads her to conclude that the free library has increased her sales...
You can get a lot of music (not all of it, and not all genres) at yourmusic.com. You can sign up and once a month they'll send you a CD that you've got queued up. I used 'em for a while to replace some of my older CDs. Costs $5.99/month, no charge for shipping.