Twitter has never been decentralized. If an app wanted to do this in a decentralized way then they'd likely have Kleros curate a list of known NFT sets or use

Twitter has never been decentralized. If an app wanted to do this in a decentralized way then they'd likely have Kleros curate a list of known NFT sets or use a standard like TokenLists where a user can subscribe to whatever curated list of known NFTs they wanted.