Code Curiosities
The Spreadsheet That Accidentally Ran a Country
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In 2003, the entire power grid of the northeastern United States and Canada collapsed — 55 million people lost electricity — because a software alarm silently crashed and nobody noticed for over an hour. We dig into how a race condition bug in a control room program created a cascading blackout that stopped subway trains mid-tunnel, trapped people in elevators, and cost an estimated $6 billion.…