Nothing is more offensive to late night revellers than someone flashing a camera. Stripped of the inhibitions necessary for social survival, they can fall victim to the designs of the selfish photographer. Witness this from the WOW! Institute's last night (morning, actually):
Singing, cavorting, laughing and brimming with false confidence, merry-makers are a joy to shoot.
Only an ethically neutered lensmith could prey on these naive funsters.