Like the Velvet Underground, Sonic Youth, and the Jesus and Mary Chain before them, My Bloody Valentine redefined what noise meant within the context of pop songwriting. Led by guitarist Kevin Shields, the group released several EPs in the mid-'80s before recording the era-defining Isn't Anything in 1988, a record that merged lilting, ethereal melodies of the Cocteau Twins with crushingly loud, shimmering distortion. Though My Bloody Valentine rejected rock & roll conventions, they didn't subscribe to the precious tendencies of anti-rock art-pop bands. Instead, they rode crash...