Between their Billboard moments—whether it was sprawling storytelling or gleaming riffery—Dire Straits left an intriguing trail. Mark Knopfler's lyrical guitar work and raspy romanticism were delivered via choogling rock in “Southbound Again” or a windblown Dylan-esque sigh in “Single Handed Sailor.” Later, they channeled winding folk blues (“The Man's Too Strong”) and Springsteen's heartland grandeur (“Hand In Hand”).