From the day that iTunes burst upon the scene, it’s been extremely difficult for any other online music service to compete, considering iTunes’ easy compatibility with the iPod, and Apple’s aggressive push to make it the industry standard for downloadable audio. But there are millions of digital music listeners using platforms other than the iPod, and Urge, the online music service launched this week and backed by MTV and Microsoft, is aiming to circumvent the iPodders and Mac users entirely, and embrace… well, everyone else.