MDMA (3,4-methylenedioxymethamphetamine) was first used as a legal adjunct to psychotherapy in the 1970s. By the early 1980s, "Ecstasy" had become a tiny part of the recreational American drug scene, and was ultimately criminalized in 1986. For a decade use continued, but remained quiet. By the end of the 1990s, increased supply, demand, seizures of pills, arrests of distributors associated...