iTunes isn't main source of digital music for iPodders
About 60 million songs have been purchased for Apple's iTunes music store since they opened in April 2004. 3 million iPods have been sold. If you were to spread out the purchase music across all of the 3 million iPods, you would get 21 songs per iPod. Pretty much anyone who has an iPod has way more than 21. Where are the other songs coming from? Here's an interesting look at the music biz
and how the digital music issue could be approached.