When the first Hard Rock Cafe opened in 1971 in London, the musical genre to which the restaurant chain pays tribute had just begun to hit the airwaves. Over the following decades, as the ranks of head-bangers swelled, hundreds of the eateries were opened in cities around the world.
Yet these days a visit to one of the restaurants feels as passé as an aged rocker performing yet another farewell tour. Patrons are treated to long-forgotten hits and underwhelming fries.