GrowthBook
text published 2026-04-17 · Open on LinkedIn ↗
Most growth teams are waiting until they're "big enough" to experiment. They're falling further behind every week. Kameron Tanseli built his career on proving this wrong. When he joined Fyxer, his instincts were calibrated to B2C health tech. Discount language. Urgency-driven copy. Pricing-focused messaging. None of it worked for a B2B AI productivity tool. The only way to close that gap? Run experiments. Let real users teach you what your intuition can't. His argument for startups is simple: you're not trying to detect a 5% lift on a button color. You're testing pricing models, usage limits, and core product flows — changes that produce 20–30% effects. At that magnitude, even a small sample tells you something real. The alternative is shipping everything to 100% of users and hoping your instincts are right. At Fyxer, 75% of their experiment ideas failed. If they'd shipped all of them blind, the damage would have been severe. You don't need to be big to experiment. You need to be disciplined about testing the things that carry the most risk. What's the biggest risk your team is currently shipping without testing? 🎙️ Full episode + case study in the first comment 👇 #ABTesting #GrowthEngineering #Startups #Experimentation
Engagement over time
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