Without Green River in 1984, there might be no Sub Pop Records today. Without Sub Pop in 1987, there might be no Mudhoney—or even Pearl Jam—in 2008. (Green River begat Mudhoney and Mother Love Bone; MLB begat PJ.) And without either in the 80s, there likely would have been no "Seattle Sound" explosion in the early 90s. Fortunately, the timing and location were right for both the post-punk-rock band—originally comprised of singer Mark Arm,......