"How fast can you play?" "What guitar do you have?" "Who is better, Van Halen or Steve Vai?" For metal fans in the 80s, these were common and important questions. Tune in to MTV, pick up a magazine, or walk into an instrument store, and more often than not you'd be exposed to what is now known as shredding - the fast, virtuoso soloing popularized by musicians like Vai and Van Halen, Joe Satriani and Yngwie Malmsteen, Randy Rhoads...