His stance led to the printing of T-shirts with the message "No E, Pure PvD" on them -- a reference to his initials and the dance music drug Ecstasy, frequently known as 'E.
Some people do have bad trips, and even the most dedicated users admit concern: "We are a generation of guinea pigs for Ecstasy, " says Andrew, a 28-year-old in Hong Kong who began taking E five years ago.