• Warner Music has sued social networking site imeem for copyright infringement. According to the lawsuit, "Imeem itself directly engages in much of the infringing conduct by duplicating, adapting, distributing and performing plaintiff's works through Imeem's own servers." Indeed. Take a look at the top songs at imeem and count the number that have the proper license for on-demand streaming (somewhere around zero I would imagine). (Wall Street Journal)

• The UK Parliament Committee has called for an extension on copyrights on sound recordings from 70 years from the existing 50 years. (BBC News)

• The Los Angeles Times' Jon Healey was a good article on the sometimes perplexing variation of CD price points. A theme of the article echoes some of my recent arguments about differences in price elasticities, that "there are two price thresholds: one for fans and one for the merely curious." (Los Angeles Times)

• Motorola has inked a partnership with Napster to provide subscription services to the handset manufacturer. The Motorola ROKR and Z6m will be the first phones able to download and play tracks from the $14.95-per-month Napster To Go service. Motorola buyers will be offered the first month at no charge. (PC Pro)

• Great marketing: Blue Note will sponsor an air-conditioned jazz tent at this summer's Bonnaroo Music Festival. Blue Note artists such as Ravi Coltrane and Stefon Harris will perform. (AP)