show or new year's eve on copacabana beach, but whatever it
          is there are thousands and thousands of us. A mexican wave
          erupts success, celebration, with so many involved it's
          impossible to pick out anyone individually. Critical mass
          cyclists, easter crowds at st. Peter's basilica, nyc
          marathon, 4,000 flash mobbers doing the silent disco at
          london's victoria station, india's kumbh mela, macy's
          thanksgiving day para