MOST PEOPLE THINK BUILDING A SECOND BRAIN MEANS WEEKS OF MANUAL SETUP.
One master prompt does the entire scaffold for you.
Paste Karpathy's pattern into Claude Code, point it at your vault, and it creates the folder structure, the schema, the index — all in one pass.
Every conversation after that gets saved and automatically linked to everything related already in your wiki.
The setup used to be the hard part. Now it is the fast part.