Jeremy Rubin has been in bitcoin development for a very long time. He cares deeply about the programmability part of money. In this episode of Insider Edition, ~nifty~ sits down with Jeremy in Char’s Miami offices to talk about his opcode proposal, OP_TWEAKADD, which just got a number assigned. It’s now known as BIP449. Take a listen to find out more about what a TWEAKADD is and why it’s something nifty is excited about.
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OP_TWEAKADD is now BIP449
bitcoin++ Insider @niftynei sits down with Char's CEO Jeremy Rubin to talk about his latest BIP proposal
Mar 31, 2026
bitcoin++ Insider Edition, the Podcast
The Insider Interviews series hosts 30 minute discussions with members of the technical bitcoin community. Discussions are recorded at bitcoin's leading technical conference, bitcoin++.
The Insider Interviews series hosts 30 minute discussions with members of the technical bitcoin community. Discussions are recorded at bitcoin's leading technical conference, bitcoin++.Listen on
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