Cross-border business-to-business (B2B) payments facilitated through correspondent banking networks and Swift are being disrupted by stablecoin-based payments using blockchains. The global cross-border payments market is estimated in the $200-trillion range annually, and the legacy providers have been earning substantial margins on their B2B services. The charge for payments sent through correspondent banking and wire transfer channels ranges up to $40. Stablecoins, which are essentially tokens denominated in a fiat currency (most often the US dollar), cost under $2 per transaction. I...