What is a “Soulbound NFT”, Vitalik Buterin’s latest idea?

Finding Web3’s Soul via a decentralized society

We are connected in a thousand different and non-transactional ways, and our tech needs to reflect it. Web3 came to be because of a lack of social links🔗. To reach wide-spread adoption, it needs to reinforce these links💪, not erode them. This is where “soulbound” NFTs come in.