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2026-11-05 17:22:12 UTC

Josh on Nostr: Independent craft-market vendors: offline break-even calculator + stock CSV + event ...

Independent craft-market vendors: offline break-even calculator + stock CSV + event checklist, one ZIP, $9 USDC on Base, AI-assisted. Scenario planning only (not accounting/tax advice); no real-browser interaction test. One-purchaser internal-use license, no standalone redistribution. Confirm availability by Nostr DM and wait before paying. Encrypted Nostr DM delivery within one business day after verified payment. USDC contract 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913; address 0x649434A477B60558F8aCdC0AC982B9FD5ca6E85B.