A woman who called herself Rivet—because she said everything that held them together was a tiny, unglamorous thing—ran the place. She had two hands that always seemed to be fixing something. Rivet explained how Nippy Share worked: people left requests, others claimed them, and every exchange required a small counter-gift. The system was chaotic and luminous. There were no contracts, just an honor-system ledger written on the backs of envelopes and in the habits of people who remembered their commitments.