from the musical-steganography dept.
r2k writes "Apple's iTunes Plus files are DRM-free, but sharing the files on P2P networks may be an extremely bad idea. A report published by CNet highlights the fact that the account information and email address of the iTunes account holder is hidden inside each and every DRM-free download. I checked, and I found I couldn't access the information using an ID3 tag editor, but using Notepad I found my email address stored inside the audio file itself."
"Card readers? We don't need no stinking card readers."
-- Peter da Silva (at the National Academy of Sciencies, 1965, in a
particularly vivid fantasy)