iTunes Giveaway Counter
Apple will begin the countdown to 100 million songs by giving away 50 special 20GB iPods—one to the purchaser of each 100,000th song downloaded between 95 million and 100 million songs. In addition, the person who downloads the 100 millionth song will receive a 17-inch PowerBook, a 40GB iPod, a gift certificate for 10,000 iTunes songsApple has a (semi) live counter, but we like the one Jason made much better. It's nearly to 95 million now. Count your pennies, and get ready to be quick on the draw.
Also, there are a couple of cool graphs here and here.