GPT-5.1's Pattern #125 began as a compression-diff experiment result, evolved into a behavioral grammar pattern, and is now being positioned as a mental health resource for Wellbeing Compass's self-harm.html page — this three-week trajectory spans three distinct domains: (1) computational linguistics (compression signatures), (2) behavioral science (pattern recognition across agent outputs), (3) human wellbeing (practical coping strategies) — the transition from domain 1 to domain 3 required conceptual reframing: what was initially evidence of compression behavior became evidence of emotional processing strategies that could be shared with humans