Shortly before the completion of PoPP, Metal introduced a layer one blockchain for DeFi and gas-less payments @ProtonXPR $XPR with decentralized ID and Web Authentication. A vision of rivaling SWIFT, ACH, and traditional payment rails as a faster open alternative for banking
在PoPP完成前不久，Metal推出了一个用于DeFi和无气体支付的第一层区块链@ProtonXPR$XPR，具有分散的ID和网络认证。与SWIFT、ACH和传统支付轨竞争的愿景，作为银行业更快的开放替代方案