This would be interesting to see what they average per CD based on their fan's making the decision. Steve D By Geoff Boucher and Chris Lee Los Angeles Times Staff Writers October 2, 2007 The great riddle facing the record industry in the digital age has been pricing. Napster and its ilk puckishly offered music for "free" in the late 1990s, and the major labels have largely clung to an average of $13 for CDs despite plummeting sales and seasons of downsizing. Now, one of the world's most acclaimed rock bands, Radiohead, is answering that marketplace riddle with a shrug. "It's up to you," reads a message on the Web page where fans can pre-order the band's highly anticipated seventh album and pay whatever they choose, including nothing.