Apple’s home page has declared that one lucky fan has downloaded the one billionth song from the iTunes Music Store. “Music lovers like you in 21 countries around the globe have purchased one billion songs from the iTunes Music Store,” notes Apple. “And for helping us reach this massive milestone in digital music history, we’d like to thank you. We had one billion reasons to celebrate, and we started with you. As we marked our way to one billion, the music fans who downloaded every 100,000th song won a prize package featuring a black 4GB iPod nano and a US$100 iTunes Music Card. The lucky music fan who downloaded the billionth song from the iTunes Music Store — won a new 20-inch iMac, 10 60GB iPods, and a $10,000 iTunes Music Card to jumpstart their digital music collection.” The winners have yet to be announced.