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USDC v2: Upgrading a multi-billion dollar ERC-20 token

12/31/2020

By . This opcode lets a contract borrow and execute code from another contract while preserving the calling contract’s context, such as the storage and the caller (msg.sender). With this opcode and .

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USDC v2: Upgrading a multi-billion dollar ERC-20 token was originally published in The Coinbase Blog on Medium, where people are continuing the conversation by highlighting and responding to this story.