Visa now allows certain partner banks and fintechs to settle their obligations to Visa in USDC, rather than traditional bank transfers. Settling means “squaring the tab” at the end of the day between banks, card issuers, and Visa. Instead of waiting on slow, expensive bank wires, they can send USDC on-chain, and now they can do that on Solana, a fast, low-fee blockchain built for high transaction throughput.First, a quick definition. A stablecoin is a crypto token that tracks a real-world asset, usually the ...