Short creative sprints unlock breakthrough cultural moments and meaningful innovation – not because speed guarantees greatness, but because constraint surfaces clarity. And the practice is gaining traction as it builds velocity: from design sprints inside Google Ventures to iconic ideas forged under the weekly pressure of Saturday Night Live to product breakthroughs within startup incubators. There's plentiful evidence of what sprints are uniquely good at, where they fall short, and why discovering quickly that something won't work is often as valuable as a win. This isn't a case for faster-is-better. It's a challenge to rethink how time, failure, and collaboration actually produce breakthroughs – and when five days can change everything versus when it shouldn't.