In Polkadot Referendum 1684, Webzero is requesting 739K USDC to fund Sub0 2025 conference and hackathon in Buenos Aires Argentina. Planned to coincide with the Devconnect conference, the team has a 20 room neo-brutalist venue, and is anticipating 3000 guests over 3 days. They plan to use the event to shine a spotlight on Polkadot Hub smart-contracts, JAM, and Polkadot’s resilient infrastructure.