The young man with a tent full of psychedelic mushrooms in his closet isn’t worried about the cops. “Basically, everything in my apartment’s legal — so I feel safe in that aspect,” he said. “It’s just mycelium and the mushroom.” But the police might not agree, so he asked that The Denver Post not use his name. Three months ago, Denver voters approved some of the nation’s first legal protections for psychedelic mushroom users.