OpenSea smart contract upgrade to delist inactive NFTs on Ethereum vào tháng 2 19, 2022 automatically expire business decentralized marketplace ethereum inactive listings marketplace nft nft listings — nft migration nft trades opensea announcement opensea users smart contract +
OpenSea email over inactive NFT listings sparks Twitter debate vào tháng 1 28, 2022 6 eth listing dropping price email emails today ethereum front-running inactive listings listing ended lost 15 eth+ marketplace nft nfts listings opensea users os listings twitter +