Bitcoin Optech newsletter for the week of 2018-11-06 has been published:

It includes contains a security notice about the C implementation of bech32 address decoding, an analysis of a temporary reduction in the number of segwit blocks, a link to an interesting discussion about future features for LN payments, and a few notable code changes in popular Bitcoin infrastructure projects.

After tinkering with monerod for much of the weekend, it seems like there's low hanging fruit to significantly speed up sync times by making it greedier at consuming available bandwidth and RAM.

Huge opportunity missed; they didn't call it Voldemort's vision conference

I just published "Electric Money", fourth part of a series about Bitcoin's PoW.

Grokking #Bitcoin, is approaching release. But you can get the pre-release at 50% off today. Use code dotd090818au at

A while back I made a popular meme.

So then I went and made the meme real.

ForkLog did a great interview with Jameson Lopp (@lopp) discussing a number of important questions.

I just published "The Yin and Yang of Bitcoin", second part of a series about Bitcoin's PoW.

never send to know for whom the bitcoin's heart beats; it beats for thee

Years ago Marc Andreesen predicted that the libertarians would abandon Bitcoin as it went mainstream. I suspect he didn't count on the fact that unlike other protocols and technologies, HODLers of last resort will have to be bought out in order for that to have a chance of occurring.

What I like most about using Lightning for payments is not the low transaction costs (on-chain fees are currently not that high either), but the idea that future generations won't have to audit my meaningless 20$ transactions when syncing their nodes

I'm pleased to announce the release of the Bitcoin Extended Public Key Converter. Hopefully this will save other Bitcoin developers a little bit of time while building and testing software.

Shout out to SomberNight for fixing a signing bug I found in Electrum within hours of reporting it!

I'm just waiting for @nvk to exit scam and delete the instance he's running to teach everyone a lesson of the dangers of trusted third parties. 😈

:thinkerguns: Content Warnings for toots should probably be called Trigger Warnings. 🔫

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