History will always chiefly remember Kurt Cobain as a creator of music, not a consumer. But the Nirvana leader was also an avid advocate for his favorite groups and most cherished influences. In the posthumously released Journals, he documented his 50 favorite records. Most telling of all was his inclusion of Pixies’ Surfer Rosa in spot No. 2. That’s significant because Nirvana’s biggest hit owes a great debt to the group.