social-stream · 2026-09-26

2026-09-26-evening

Summary

The evening slot is empty: no curated reposts and no posts from the tracked AI accounts. On a Saturday that is normal, since the US conversation thins out over the weekend. The day's real signal sits in the morning slot. It was led by a Penn paper showing that cheap LLM judges repeat a decision model's most confident mistakes, which caps what confidence-gated escalation can recover. Its sharpest efficiency items were Quail, which runs AI-SQL queries 14x cheaper by keeping each row's KV cache resident on the GPU, and a NeurIPS paper showing low-bit KV cache quantization can strip refusals while perplexity barely moves. If you have fifteen seconds, spend them on the daily digest instead.

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