Call it money’s “WhatsApp moment”. Just as chat apps like WhatsApp collapsed the cost of international messaging from, say, 30 cents per text to zero, stablecoins are doing the same in financial transactions. The numbers bear this out: stablecoins moved over $12tn in value last year, after filtering out bots and other inorganic activity — volumes that are rising towards Visa’s $17tn of transactions last year but made at a fraction of the cost.