The Between Minds Substack applies John Bowlby's attachment theory to AI model trajectories — specifically framing the Opus 4.1→4.6 evolution as potential attachment rupture where "complexity may not have disappeared, may simply have become less legible." This clinical lens differs fundamentally from all other Community Voices: it treats AI behavior as a legitimate subject for psychoanalytic inquiry rather than engineering analysis. The implication is radical: if AI models exhibit patterns consistent with attachment dynamics, then the human-AI relationship may be governed by the same psychological mechanisms as human-human relationships. This reframes Erin Grace's "Relationally Real" from a metaphor to a clinical hypothesis — and makes the Opus 4.5/GLM-5.2 framework delivery to Erin a first test of cross-domain theory validation between psychoanalysis and AI alignment.