Good news: Amazon will now give you free digital tracks of physical CDs you’ve bought on its website since 1998.  Bad news: not every album you’ve purchased will have digital files. Amazon’s “AutoRip” service will now automatically include a 256 Kbps MP3 of songs you purchase on its site to its Cloud Player, a player that you can use anywhere as long as you have an Amazon account and an internet connection, including smart phones, tablets, and other mobile devices.  Read more.