Historical clue formulations

• Psychedelic experience — 2026-09-01
• Something you might keep tabs on? — 2026-06-11
• Certain hallucinatory experience — 2025-05-18
• Experience that'll change one's mind — 2025-02-01
• What might change your mind, in a way — 2022-11-16
• *Certain psychedelic experience — 2021-04-05