A Block with Mir & Walter Maffione (Cypher Tank winner with Kaleidoswap) episode artwork

EPISODE · Jun 17, 2026 · 15 MIN

A Block with Mir & Walter Maffione (Cypher Tank winner with Kaleidoswap)

from A Block with Mir

In this block, I sit down with Walter Maffione, who leads the Kaleidoswap team, winner of the Cypher Tank Walter is building Kaleidoswap, a Bitcoin product focused on swaps across Bitcoin layers. We talk about how the project started from a real need, how the team came together through a hackathon, and why interoperability may become one of the most important challenges for the next generation of Bitcoin products. We also discuss RGB, Lightning, Bitcoin layer 2s, Turin’s growing Bitcoin scene, BitPolito, Satoshi Spritz, Bitcoin Torino, Italy’s first BitDevs, and what it means to actually build and ship in Bitcoin. In this episode: ⚡ The story behind Kaleidoswap 💡 Starting from a real need, not just an idea 🔁 Building a Bitcoin DEX across layers 👥 Finding the right team through a hackathon 🏆 Winning Cypher Tank 🔗 Interoperability across Bitcoin layers ⚡ Lightning as a common language 📍 BitPolito, Satoshi Spritz, Bitcoin Torino 🧑‍💻 Italy’s first BitDevs 🎧 The soundtrack of a startup journey A block about building, Bitcoin layers, community, and shipping. Subscribe to the channel for more conversations with Bitcoiners redefining life, value, and success.

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A Block with Mir & Walter Maffione (Cypher Tank winner with Kaleidoswap)

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How long is this episode of A Block with Mir?

This episode is 15 minutes long.

When was this A Block with Mir episode published?

This episode was published on June 17, 2026.

What is this episode about?

In this block, I sit down with Walter Maffione, who leads the Kaleidoswap team, winner of the Cypher Tank Walter is building Kaleidoswap, a Bitcoin product focused on swaps across Bitcoin layers. We talk about how the project started from a real...

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