The most durable tech is boring, old, and everywhere

From COBOL and C to Linux and SQL, the unglamorous software that keeps the world running refuses to disappear
Opinion COBOL turned 66 this year and is still in use today. Major retail and commercial banks continue to run core account processing, ATM networks, credit card clearing, and batch end-of-day settlement. On top of that, many payment networks, stock exchanges, and clearinghouses rely on COBOL for high‑volume, high‑reliability batch and online transaction processing on mainframes.…