Digital Swimming Passport: Valentin Milkov and Zlix - episode #110 episode artwork

EPISODE · Aug 3, 2026 · 20 MIN

Digital Swimming Passport: Valentin Milkov and Zlix - episode #110

from Heavy Or Not - The O.G. Swim Guide · host Mark Rauterkus

"What if a 6‑year‑old could upload a quick clip of a 10‑meter freestyle, and an AI instantly replies, 'You passed!'—issuing a shiny, blockchain‑ready certificate that parents, coaches, and sponsors can see in real time? Welcome to Zlix, the free‑forever swim‑passport that's turning splash‑offs into badge‑holders." In episode #110 of Heavy Or Not, The OG Swim Guide, Valentin Milkov shares the story behind Zlix, an AI‑powered verification tool for beginner swimmers. Hear how it works. He also discusses the platform's free‑forever model, certification monetization, and future growth plans. Learn: The origins of ZLiX and Valentin's swimming and tech background. How the AI assesses video uploads to confirm skill progression with ~90% accuracy. The free‑forever user model and the certificate‑based revenue strategy. Customizable school branding and curriculum flexibility for swim programs. Upcoming features, potential partnerships, and steps to drive user adoption. This exploration helps to shape efforts within the project of Coach Mark within the new book, Chapter Zero, Our AI Coaching Wizard, just published. Get it at https://SwimISCA.com.  Also see the AI tool discussed in episode #104 of Heavy Or Not to hear from Ali, founder of OrcaVision.computer.  Subscribe for more insights on AI, Coaching, Leadership and Sports Reform. Also follow at https://Substack.com/@rauterkus. Full posting at https://WAFSU.org in the course for Season 3 of Heavy Or Not.  Val was a fast swimmer and was coached by at Indiana University by Kris Kirchner and later, while redshirted due to a shoulder injury, he assisted Ray Looze as a coach.

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Digital Swimming Passport: Valentin Milkov and Zlix - episode #110

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