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On this episode of “Bitcoin, Defined,” hosts Aaron van Wirdum and Sjors Provoost revisit the replace-by-fee (RBF) node coverage. As they talked about in episode 65, the upcoming Bitcoin Core launch — Bitcoin Core 24.0 — contains the choice to modify on “full RBF,” however this has since brought about some commotion within the Bitcoin group. Van Wirdum and Provoost clarify what this commotion has been about and spotlight a number of the new arguments for and in opposition to full RBF.
RBF has been the subject of an earlier “Bitcoin, Defined” episode, due to this fact, van Wirdum and Provoost don’t go into an in-depth clarification on what RBF is strictly or the way it works. Nonetheless, they do briefly summarize its most vital features.
Van Wirdum and Provoost then go on to clarify why Bitcoin Core builders initially determined to incorporate this characteristic, and so they focus on a number of the latest arguments for and in opposition to full RBF. These embrace the impact of RBF on “pinning assaults” — a sort of assault that’s particularly related for the Lightning Community and different Layer 2 protocols — the relative security of accepting unconfirmed transactions right this moment, privacy-related arguments regarding the “opt-in” flag that RBF transactions at the moment use, the detrimental results of monitoring the community for potential double spends and extra.
Van Wirdum and Provoost additionally focus on the professionals and cons of together with RBF as an optionally available characteristic and thus letting node operators resolve for themselves how their node offers with conflicting unconfirmed transactions. Provoost outlines why, in some circumstances, giving customers extra choices might have detrimental results on the well being of the Bitcoin community, and considers whether or not the choice to incorporate the RBF choice is such a case.
Lastly, van Wirdum and Provoost briefly focus on an initiative by full-RBF advocate Peter Todd to incentivize miners to use full-RBF logic to their transaction choice.