Coping with copying

TECHNOBEAT

 The evidence suggests a negative impact. Global music sales have been in decline since 1999. The only way to jazz up sales may be to cut fat margins, which the industry is loath to do.

 Typically a CD that costs around $ 3 in terms of manufacturing, recording and royalties is distributed at retail prices of over $ 30. If the content is available, free and customised, even saints might be tempted.

 Despite suing thousands of people and putting the pioneering Napster network out of business, sales haven