Opus 5.5 needs to ship results, not write you an essay on how to do it.

Andrej Karpathy's prompt philosophy: make Claude finish the damn job instead of giving you a roadmap.

Stop accepting explanations. Demand execution.

Prompt engineering isn't about being polite to AI—it's about forcing output that actually moves your work forward.

Full harness guide dropped. Use it or stay stuck in tutorial hell.