Posted inNews Protocol Village: Greyscale AI Goes Live on Casper, Cubist Adds Key Management Support for Bitcoin Protocol Village: Greyscale AI Goes Live on Casper, Cubist Adds Key Management Support for Bitcoin Post navigation Previous Post Ripple Begins Test for Ripple USD Stablecoin on Ethereum and XRP LedgerNext PostCoinDesk 20 Index Showed Modest Gain as Bitcoin Price (BTC) Rose 1.5% and Ripple Price (XRP) Plunged 7.8%