LONDON, ENGLAND - OCTOBER 23:  Two women chat during lunch in a cafe in the City of London on October 23, 2009 in London, England. Coffee consumption and 'cafe culture' in developed countries has dramatically increased in the past forty years. In particular, the cafe company 'Starbucks' has opened over 15,000 stores worldwide since it was founded in 1971.  (Photo by Oli Scarff/Getty Images)