EIP 4907 User And Expires Extension
Intro
EIP by Anders, Lance, and Shrug from EmojiDAO This standard proposes an extension to ERC-721 to separate NFT usage rights
EIP overview
Ownership ERC
Adds another user - address that can use the NFT but can't transfer it or do anything else, the user is just labeled as the user
This can be used for gaming and lending too
Further reading
Discussion: https://ethereum-magicians.org/t/eip4907-erc-721-user-and-expires-extension/8572
Full EIP: https://eips.ethereum.org/EIPS/eip-4907
Github implementation: https://github.com/ethereum/EIPs/blob/master/EIPS/eip-4907.md
Implementation in Foundry: https://github.com/rugpullindex/ERC4907
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