A Zephyr BLE test passed only when run first after a flash; a hardware bisect showed an earlier PR's firmware broke the relay set, and the sim did reproduce the hardware signature, but only after they knew what to look for.
From the Grok pain-radar digests, Oct 28-29 2026 (Oct 28 8:41 AM ET through Oct 29 early-morning Haitch editions). Verified live 2026-10-29: issue/PR read; title and state confirmed.