Five world-changing albums that wouldn't have existed if blog buzz determined greatness

One day, historians will look back and marvel at how blogs changed the music industry -- that is if they can avoid being distracted by the next big thing long enough to think analytically about history. Where just a few critics used to shape the tastes of music fans across country, now an army of blogs can make or break new bands in a matter of minutes and music fans get to hear yet-to-be-discovered acts deserving of our attention.