This whole DRM thing has come up precisely to stop people from buying a song once for 99 cents and then e-mailing it to all their friends.

NPR: Apple's Jobs Argues Against Song Protections

Pop star Madonna was recognised for Masterpiece, a song she wrote for her historical drama W.E.

BBC: Golden Globes: The Artist wins three awards

This just-released five-song mini-concert from Bruce Springsteen and The E Street Band is a treat in all sorts of ways.

FORBES: Springsteen's five-song Christmas card

Mr. Neil's team immediately jumped on it, adding more content, like a remixed version of the song that plays on the TedIsReal.com website, e-cards with lyrics on Facebook, Thunder Buddy pajamas available via CafePress.com, and a 30-second video clip of the song.

WSJ: Twitter Goes to the Movies

And if a listener wants to download a song from StereoGrid, all they need to do is enter their e-mail address, which the content-provider can then use to update their growing fanbase about new promotional tracks.

FORBES: StereoGrid Seeks To Connect Musicians, Bloggers and Fans with One Widget

When I was a teenager I saw a website suggesting pi could be a song, with one as middle C, two as D, three as E, etc.

CNN: On Pi Day, finding strength in numbers