Many art rockers have symphonic pretensions, but it takes gumption to compose a "symphony." Enter Muse: The British trio's fifth album closes with "Exogenesis: Symphony," a three-part suite full of grandiose orchestral swells and lyrical koans like "Why are we? Who are we?" Muse's humongous cresting and tumbling songs have earned them a massive cult following, along with criticism that the...