Bob Lefsetz argues that in order to create competition for Apple’s iTunes, music providers must initially allow their content to be provided to a start up such as Spotify for free.
Apple has too strong a “default” hold, and this will only be strengthened by its new Ping service and whatever streaming service they announce in the future.
http://lefsetz.com/wordpress/index.php/archives/2010/09/02/applestreamingsubscription/