Elrond is introducing a new block chain architecture that goes beyond state-of-the-art technology and is designed for practical scalability with Adaptive Presence Sharing and Secure Proof of Purchase (SPoS). On the one hand, our solution offers scalability while maintaining security and decentralization; on the other hand, it eliminates dense PoW energy and computational waste and ensures large-scale efficiency and sustainability. Last but not least, they believe interoperability will be effective for the