Part 2 of 6: You Upgraded the Judge. It Got Worse. You Kept Upgrading.

TL;DR: Smarter models are better judges — unless they're judging their own output. Then they defend wrong answers 86% of the time. Capability makes the bias worse, not better. The only structural fix: generator and judge from different model families. Part 1: Your judge is biased. 17 out of 20 model