By Saffron Huang & Josh StarkThe rise of statechainsImagine that Ethereum succeeds. Blockchains become widely used for global commerce and coordination. Anyone with an internet connection and a phone can plug directly into a global network for money, value and identity. Every day, billions interact with an ecosystem of L2 chains secured by Ethereum. Security practices have improved at every level of the stack and major hacks are essentially nonexistent. It is commonplace for businesses and in...