- Music delivery and distribution service TuneCore introduced a new pricing model that makes single tracks available to multiple digital retailers for $10 each. It previously offered only a $30 per year fee. Additionally, it plans to expand the number of digital retailers it supports, including variable pricing service AmieStreet.

- Rapper Lil' Wayne tapped media distribution company Musicane to sell digital downloads of his upcoming album "Tha Carter III," which is scheduled to hit stores June 10, directly to fans via his Web site and on social networking sites like MySpace. Last week the album was leaked on the Web.

- Microsoft says it will be improving the music capabilities of its Windows Mobile smartphone software, which powers devices manufactured Samsung and Motorola, among others.