"Unfriend" is word of the year

The New Oxford American Dictionary announced that 'unfriend' is 2009's word of the year. Oxford defines 'unfriend' as "to remove someone as a 'friend' on a social networking site such as Facebook." For more information visit http://blog.oup.com/2009/11/unfriend/.

Interactive Timeline: The Decade In Music

NPR Music highlights some of the most significant musical moments of the '00s in culture, business and technology using their archival news coverage. Ten years is a lot to survey (you could listen to Chinese Democracy 73,888 times in ten years). Feel free to share your thoughts on the most important music moments this decade in the comments section.