@jkczyz Profile picture

Jeffrey Czyz

@jkczyz

#bitcoin @spiralbtc

Joined April 2013
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Jeffrey Czyz Reposted

Back with another review club. Join us on Friday 18:00 UTC (1:00pm EST). We'll dive into PR #3408 and walkthrough how to add static invoice creation utils to ChannelManager. 📅Event: discord.gg/5AcknnMfBw 📷Review notes: ldk.reviews/3408


Jeffrey Czyz Reposted

BOLT12 Makes Bitcoin Digital Cash by Jeff Czyz @jkczyz This presentation was recorded in May 2024 in Austin, TX during bitcoin++ script edition. Bitcoin aims to provide a decentralized, private, secure, and unstoppable currency. However, the Lightning Network has faced…


Jeffrey Czyz Reposted

Looking to contribute to LDK? Join our review club this Friday 13:00PM EDT! We'll dive into the codebase, discuss PR #3010, and walk through the review process. 📅 Event: tinyurl.com/3zxyvfhn 📝 Review notes: ldk.reviews/3010


Jeffrey Czyz Reposted

Get your tatoos now!

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Jeffrey Czyz Reposted

In a monumental moment, BOLT12—originally proposed by @rusty_twit in 2020 and pioneered on Core Lightning—has officially been merged into the Lightning Network spec. Let's celebrate BOLT12 simplifying Lightning payment interactions and improving privacy! 🧵⬇️

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Jeffrey Czyz Reposted

They said herecomesbitcoin.org couldn’t do another 20 stickers. They said the project was up against the ropes. They said it belonged to a bygone era. @LynAldenContact, @COLDCARDwallet, @ZeusLN, @getAlby, @THNDRGAMES, and a bunch of weird bitcoins said otherwise.

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Jeffrey Czyz Reposted

When creating this big furry Bitcoin video, we wondered: which country would be first to dub it into their local language? It was Japan. It had to be この大きくてふかふかなビットコインキャラの動画を作った時に、一番最初に吹き替え版に対応する国はどこだろうと私達は考えていました。…


Everything else you're playing with

Spiral recently had its annual hack week. With @GBKS’s help, we created a hypothetical, first-ever all-outdoor ad campaign for Nostr: docs.google.com/presentation/d…

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Jeffrey Czyz Reposted

🎉 Honk if you love sound money 🎉 🧡 The Orange One is now available with help from our strange friends @Uncute Get in before the eBay resellers uncute.com/products/here-… ☝️ On-chain⛓️ and #Lightning⚡️ payments are accepted via @BtcpayServer Supplies are, fittingly, limited.

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Jeffrey Czyz Reposted

We caught the grind but missed the backflip.

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TL; DR

A project being a month late is a problem, but a project being eight months late is an achievement. Here’s our latest quarterly update ever: spiral.xyz/blog/spiral-qu…



Jeffrey Czyz Reposted

I helped launch an updated BOLT12.org! bolt12.org If you're into #bitcoin, why should you care about BOLT 12? Well, I'll tell you why I care about it. 🧵/

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Jeffrey Czyz Reposted

They’re for sale but not for long. After that, you have to guess an 18-word BIP39 phrase in order to even be considered for the waiting list: spiralswag.xyz/product/the-21…


FOSS (Free and Open-Source SVGs)

Bitcoin has rules. Promoting bitcoin should not. That’s why herecomesbitcoin.org assets are “open-source,” meaning anyone can use them anywhere without our permission. For more on what we hope to accomplish, we created a pseudo-quasi-semi-brand guidelines.

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Jeffrey Czyz Reposted

Talking all things @lightningdevkit at @btcplusplus tomorrow 10:30am CDT ⚡️

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