币界网报道:TL;DR Avail Nexus embeds cross-chain interoperability at the base layer, uniting ZK rollups, optimistic rollups, and sovereign chains without manual bridges. The Nexus SDK lets developers “deploy once, scale everywhere,” supporting ZK proofs, optimistic transactions, secure hardware flows, and solver-driven swaps across multiple networks. End users get unified asset balances and seamless app experiences, while.