【明報專訊】The street food trade is truly a global phenomenon, and one of the oldest of urban life. It plays an important role in contemporary city life, representing a high percentage of middle- and low-income people's food access, and provides a viable source of employment for many, including new immigrants and members of ethnic minorities. And street food has increasingly become a tourist attraction. Whether you are in Taipei, New Orleans, Madrid or Sao Paulo, you can find a vibrant street food culture, watch it unfold and savour local foods.