https://zeltyn.com/blog Notes on product, design and delivery across iGaming, Web3 and fintech. en https://zeltyn.com/blog/prediction-markets-built-like-brokerages https://zeltyn.com/blog/prediction-markets-built-like-brokerages Tue, 30 Jun 2026 00:00:00 GMT Kalshi is pulling ahead of Polymarket partly because it onboards like a brokerage, not a crypto app. A product breakdown of why the deposit screen, not the odds, is the moat in prediction markets right now. https://zeltyn.com/blog/sweepstakes-casino-crackdown-2026 https://zeltyn.com/blog/sweepstakes-casino-crackdown-2026 Tue, 30 Jun 2026 00:00:00 GMT The 2026 US crackdown on sweepstakes casinos doesn't just target operators – it names the payment processors, geolocation providers and designers who build them. I've shipped one of these platforms; here's what's changing and how to design for what's next. https://zeltyn.com/blog/brief-to-shipped-igaming-build https://zeltyn.com/blog/brief-to-shipped-igaming-build Sat, 27 Jun 2026 00:00:00 GMT The way I take a high-stakes iGaming or Web3 product from a one-line brief to a launched, on-brand product – and where most builds quietly go wrong. https://zeltyn.com/blog/designing-trust-web3-fintech https://zeltyn.com/blog/designing-trust-web3-fintech Sat, 20 Jun 2026 00:00:00 GMT In regulated, money-moving products, trust is a design material. Here's how I build it into Web3 and fintech UI – from the first screen to the moment money moves.