Just wrote a /teach skill on the tube It encodes all my instincts about good teaching. Using it to teach me Linux user permissions properly so I can fix Sandcastle bugs LMK if you like it: github.com/mattpocock/ski…↗

Most agent architectures add a reviewer subagent to catch mistakes. You pay the cost twice: once to do the work, again to check it. Claude Skills flip this. They load domain expertise exactly when the agent needs it—during execution, not after. Real-time guidance, zero review ov…↗