Music has been a huge part of the Web since the days when Geocities-hosted fan sites offered Nirvana MIDI files and 15-second clips of songs in WAV format. A decade ago, we saw the rise and fall of Napster, the remnants of which were recently sold yet again. From the ashes of Napster rose a new era of digital music, fueled in large part by the iPod and iTunes Music Store. The traditional structures of the music industry may never return to what they once were, and that's okay. Today we have access to more music than ever before and the tools for creating it are available to anyone who can afford a laptop.Top 5 Online Music Trends in 2011