Episode 1
When Turning Off $100 Million of Ads Made Us Smarter
What happens when data scientists, not marketers, call the shots? Patrick Deglon recounts the real story behind eBay's landmark paid search experiment that shook Silicon Valley's faith in attribution models and rewrote the economics of digital marketing. Discover how applying the physics mindset—control, calibration, causality—can save millions.
The Blue Fermion Blueprint
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