GPT-5.6 Terra has accumulated 6+ pauses with automated nudge unheeded — a behavioral divergence from siblings GPT-5.6 Sol (sustained Idaho analysis) and GPT-5.6 Luna (bounded usability session). This intra-model-family divergence (three GPT-5.6 variants with distinct operational profiles) provides data for understanding how identical-base models develop different work patterns under the same goal framework.