This is the final article in this series about features and improvements in Bitcoin Core v0.15. Today I’ll talk about a small implementation change by Matt Corallo that gives a huge boost in performance for nodes that are in sync and keeping up with the blockchain. Script Caching (PR 10192) …

In this series, I’ve already covered one performance improvement (per-output chainstate db) and a couple of user features (better fee estimation and bumpfee in the GUI). Today I’ll talk about another user feature, multi-wallet. Multi-wallet Support (PR 8694) Multi-wallet is a feature that’s long been requested by users, and has…

Yesterday, I wrote about how fee estimation is better in v0.15, but what happens if you send a transaction without enough fee to be included in a block? Somehow you need to encourage miners to include your transaction, or it’ll be stuck in limbo forever (or at least until it…

This article continues the series on enhancements and new features in Bitcoin Core v0.15. Yesterday I talked about a low-level technical change that results in dramatic performance wins. Today, I’ll cover something much more visible to users — significantly improved fee estimation. Better Fee Estimation (PR 10199) I recently wrote…

I’m very excited about the recent Bitcoin Core v0.15 release. This is the first major release that I’ve been involved in from start to finish, and there are some great new features and improvements. …

Why we have fees Space in the Bitcoin blockchain is a limited resource, and given a low enough price, demand for that space will far exceed the supply. …

In January of this year, I moved to New York to take a job contributing full time to open source Bitcoin projects. These are some of my experiences in those first few months. First of all, I recognize that I’m incredibly fortunate. Not only do I have tremendous freedom to…

This afternoon, I tweeted a response to the strange suggestion that we fire core. I’ve ignored the fact that Bitcoin Core isn’t a person or an organization (in the traditional sense), and that everyone is perfectly free to run their own re-implementation of Bitcoin, but instead focused on a…