On September 13, 2026, Nubank—the Brazilian neo-bank partly backed by Berkshire Hathaway—launched its Nu Global account, a move that instantly redefines what crypto banking means for the real economy. The account automatically converts customer deposits into USDC and EURC stablecoins and enables fee-free transfers across more than 35 countries, as TheStreet reported the same day. A bank with over 90 million customers has integrated stablecoin utility into a retail product—stablecoin banking just became mainstream.

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What just happened with Nubank and stablecoins?

Nubank’s Nu Global account lets customers hold, send, and receive value in fiat currencies that are instantly converted to dollar- and euro-backed…