What Bitcoin Did Bitcoin Core, OP_RETURN, & the Fight to Save Our Wallets w/ Matt Corallo
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Jun 9, 2025 In this conversation, Matt Corallo, an Open Source Engineer at Spiral and a Bitcoin Core contributor, dives deep into the evolving Lightning Network. He highlights recent user experience advancements, emphasizing the potential transformative year of 2024. Corallo addresses serious concerns about U.S. regulations on non-custodial services and the risks they pose, while advocating for the 'Save Our Wallets' campaign. Additionally, he debates the complexities around OP_RETURN and the need for a more effective communications strategy within the Bitcoin community.
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Second-layer Systems are Crucial
- Scaling any cryptocurrency requires second-layer systems reliant on ancillary services.
- These services cannot be treated like custodians by regulations without risking their feasibility.
Zero-fee Transactions Enhance UX
- Zero-fee commitment transactions will improve Lightning UX by simplifying pending balance calculations.
- This upgrade solves confusing fee negotiations and reduces random channel closures.
Competition Benefits Lightning Wallets
- Multiple Lightning Service Providers (LSPs) enable competitive wallets and lower fees.
- Increased competition can relax trust assumptions and improve wallet accessibility.
