Arc just moved from talk to test: Circle’s Arc public testnet (Oct 28, 2025) lists 100+ design participants, BlackRock, Goldman, HSBC, Invesco, State Street/ICE, Mastercard, Visa, AWS and more. That’s real institutional intent lining up with stablecoin-native rails (predictable fees, fast finality, opt-in privacy).

My flow: log the rumor in Rumour.app, score credibility + time-to-confirm, set triggers, route the trade only on confirmation. Follow @rumour.app to keep your feed actionable. #Traderumour #Token2049 #KBW