All Articles
Long-form reporting, essays, and ideas — the complete collection, newest first.
PaymentsThe Economics of a Basis Point
At scale, one hundredth of a percent is a business model.
Ravi Iyer|2 January, 2026
BankingInside a Core Banking Migration
Four years, three false starts, and one weekend that decided everything.
Sarah Lindqvist|31 December, 2025
PaymentsCard Networks Are Not the Enemy
Interchange is expensive. It also buys things that account-to-account payments still have not replicated.
Omar Haddad|29 December, 2025
InfrastructureWhat a Ledger Taught a Generation of Engineers
Double-entry bookkeeping is six hundred years old and still the best distributed systems primer we have.
Lena Vogel|27 December, 2025
PaymentsISO 20022 and the Great Message Migration
A decade-long schema change, and what it bought everyone.
Devin Rao|25 December, 2025
PaymentsThe Last Mile of Real-Time Payments
Instant rails are live in forty countries. The hard part was never the transfer.
Priya Menon|23 December, 2025