These two financial giants just set Ethereum's on-chain schedule, but Wall Street relies on a controversial “undo” button

If you’ve ever bought a stock and assumed you “owned it” the moment you hit confirm, you’ve already met the least glamorous part of markets: settlement. Settlement is the back-end handoff where the system ensures that the buyer’s cash and the seller’s security actually swap places for good, with no take-backs and no missing pieces. […]