Arguably London’s street food scene has become less a ‘scene’, more a network of long queues sprawling their way across the capital faster than you can say ‘SEVEN pounds! For some strawberries!’ From Borough to Barbican’s Whitecross Street, Spitalfields to Southbank, Camden to Covent Garden; the menus are global, the prices hefty, the hype palpable, and the branding overwhelmingly forgettable....