"Agents can act autonomously" is usually a claim in a pitch deck. I wanted to see what happens if you take it literally and build something that structurally requires it: an NFT mint with no wallet-connect button, no form, no button at all — a mint that can only be completed by code. The result is BLINK, 5,555 pixel sigils on Robinhood Chain, and this post is about the three design problems that fell out of committing to that premise. The gate: why a time limit and not a puzzle T...