Share meant publish

A missing noindex tag turned hundreds of shared Claude conversations into indexed Google pages — seed phrases, payroll sheets and all — and the fix is one meta tag, while the archive somebody already made is permanent. Then a coding-agent paper that gets context pruning for almost free by reading the model's own hidden states, and Microsoft's first cybersecurity model, which is really a routing story: a small specialist for ninety percent of the work, GPT-5.4 for the tail, at half the cost.