Need coffee but don't have any money? Some cafes have the solution: suspended coffee, a donation scheme where patrons can buy a cup of coffee for themselves and another cup for a complete stranger. The second cup is claimed at a later time by someone who cannot afford it themselves.
Caffeine fix and a good deed? It's coming soon to a Starbucks near you. The BBC's Suraj Patel explains in this video clip: Link [auto-starting video]