The iTunes Link Maker generates links to specific songs, albums, or artists within the iTunes Music Store. If you've got iTunes installed, clicking on the link launches the iTunes app, opens the store, and displays whatever you're linking to. For instance... here's a link to a CD that my good friend Tha' Chuck got me to celebrate the birth of the baby jeebus: The Polyphonic Spree: Now if only they'd expand this to somehow tie in commissions...