Ripple's Head of Payments Product Brendan Berry draws parallels between crypto and TradFi technical stacks and numbers his "building blocks" of modern cryptocurrency systems. Fiat on-ramps, asset tokenization and custody solutions remain the three pillars of digital asset services stack. This statement was made by Ripple's Head of Payments Product Brendan Berry in the latest episode of Crypto In One Minute education series by Ripple.