Flashnet CEO Ethan Marcus joins us to discuss Bitcoin & markets. We chat the challenges of stablecoins, and how Spark’s signing protocol offers a fast, cheap alternative to Lightning. He also shares candid lessons from a $300 k load test and his vision for Bitcoin‑native finance.Subscribe to the newsletter! https://newsletter.blockspacemedia.comNotes: Coinbase charges ~70 bps per trade. Spark handled $300 k in 9 min during beta. Bitcoin spot volume ≈ $20‑30 trillion yr. Lightning’s fee‑free stablecoin rollout deemed “disaster”. Spark’s operator model uses threshold signatures. Braille’s USD‑BTC stablecoin launches on Spark.Timestamps:00:00 Start01:52 Is Flashnet crypto or fintech?02:23 What is Spark?03:25 Role of the Operator05:06 Like a State Chain but different06:50 Spark idea origins08:54 Flashnet11:08 Why not build on Lightning?12:16 Hyperliquid15:00 How does Spark fit into BTC scaling?16:30 Why use a DEX?18:38 Evolution of on-chain exchanges20:35 Braille & stablecoins21:58 RGB & other protocols24:15 Park launch troubles26:16 Degens lend a helping hand28:08 Corporate chains30:21 Single sequencer = server32:09 Zero Day33:08 Innovations in BTC-👋Bitcoin Season 2 is produced Blockspace Media, Bitcoin’s first B2B publication in Bitcoin. Follow us on Twitter and check out our newsletter for the best information in Bitcoin mining, Ordinals and tech!Enjoy the show? Check out our website and newsletter by clicking here.Questions or want to sponsor? [email protected]

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