The MP3 puts every song at your fingertips anytime and anywhere. Is it too much? dead redhead via Flickr hide caption

itoggle caption dead redhead via Flickr

Christopher Clark graphed the peak levels of and RMS levels of three hit songs a year over the past three decades. This image links to a PDF of his full poster, "A Visual History Of Loudness." Christopher Clark hide caption

itoggle caption Christopher Clark

Even with creative MP3 packaging for his music, Of Montreal's Kevin Barnes still believes in the concept of the album. Patrick Heagney hide caption

itoggle caption Patrick Heagney
courtesy of Def Jam
Courtesy of Apple

Advances in digital technology over the past decade have made it easier and cheaper to distribute music online. But it's fans, not labels, who are taking the lead. Fensterbme via Flickr hide caption

itoggle caption Fensterbme via Flickr