Which Models Actually Benefit From Prompt-Injected Experiences?

The previous experiment ended with an unresolved anomaly. Three models improved when a strong teacher (DeepSeek V3.2) injected procedural experiences into their prompts. One — Qwen 2.5 7B — regressed, and kept regressing regardless of what experiences it received or how much token budget it was given. The cross-injection experiments showed it wasn&rsquo;t the content; it was something about how…