iTunes Music Store, always a success

With 10 Millions of titles already sold, Apple can be proud of its iTunes Music Store.
We are curious to see what Microsoft is able to do to compete, with a potential market dramatically superior to Apple's one. First data (if ever published) will tell us more.
Apple actually repeats that the Windows version of iTMS will be available before the end of the year. Concerning the European version of iTMS, there is still no date........