18 months later the entire library became DRM-free iTunes Plus quality and you could upgrade existing songs you had already purchased or that you had in your library via iTunes Match.
https://www.apple.com/newsroom/2009/01/06Changes-Coming-to-t...
18 months later the entire library became DRM-free iTunes Plus quality and you could upgrade existing songs you had already purchased or that you had in your library via iTunes Match.
https://www.apple.com/newsroom/2009/01/06Changes-Coming-to-t...