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AI Summary
- Nick Turley led ChatGPT from a 10-day hackathon sprint to 700 million weekly active users—the fastest-growing product in history—by shipping without a waitlist
- OpenAI's 'Is it maximally accelerated?' philosophy drives insane shipping velocity; they discovered the optimal $20/month price through a Van Westendorp survey in Discord
- ChatGPT's retention curve 'smiles'—users leave then return months later using it more; accidental decisions like no waitlist changed history, impacting SEO and product growth strategies