Matt Corallo 🟠

@TheBlueMatt

10th known contributor to Bitcoin Core. Full-Time Open-Source Bitcoin+Lightning Projects @spiral_xyz. Open-Source Bitcoin for 15 years. Mostly reposting @soona.

NY/SF, usually

bluematt.bitcoin.ninja

Replies Reposts Media Articles

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Matt Corallo 🟠
@TheBlueMatt
Feb 13
It’s time for bitcoiners to step up and build. You don’t need to know anything about software development anymore, you just need to know how to write words! We have a golden opportunity to build out agentic payments based on open money, rather than letting agentic payments be
calle
@callebtc
Feb 12
USDC on base seems far more common for 402 payments now than Bitcoin. Recently, even Stripe joined the bandwagon. That’s a centralized stablecoin on a permissioned chain. Agents are starting to use fiat. It’s a huge loss, and in a race, many aren’t even aware that it exists. The
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Matt Corallo 🟠
@TheBlueMatt
Sep 7
The liquid bug is a great example of why formal verification isn't magic and won't stop everything - when you have a bug in the integration logic, rather than in the verified crypto logic, its just as bad.
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Matt Corallo 🟠
@TheBlueMatt
Aug 21
leftpad again. We learned nothing from leftpad. At least if the crate did a lot of complicated hard-to-get-right stuff I’d get it, but people are depending on a billion tiny utilities, of *course* one of them is going to get pop’d.
Steve Klabnik
@steveklabnik
Aug 20
vaguely annoyed to see the "I called it" posts in response to blog.rust-lang.org/2026/08/20/sup… we knew this was possible when we built crates.io. everybody knows that it was possible. you are downloading and executing code off the internet.
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Matt Corallo 🟠
@TheBlueMatt
Aug 10
Another weird narrative post-ColdCard is that if we'd just had covenants (CTV, I guess?) it wouldn't have happened. This is nonsense. The many people who wanted the simplicity of generating one set of keys on one device couldn't use vaults - vaults require generating multiple
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Matt Corallo 🟠
@TheBlueMatt
Aug 9
People got this weird idea after segwit that a “UASF” is this magic thing where a bunch of people on social media get together and start making threats and suddenly Bitcoin’s consensus rules will change. That’s nonsense. I’m sorry if you were told that the thing that activated
Farside Insights
@FarsideInsights
Aug 9
Replying to @hodlonaut
BIP-148 definitely did have lobbyists working back channels. Many of those lobbyists and BIP-148 supporters back then, were on my side in 2026 fighting against BIP-110. BIP-148 was fundamentally different to BIP-148 in many ways: 1. The overwhelming majority of the Bitcoin
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