21 in 21: Jameson Lopp
07 August 2025

21 in 21: Jameson Lopp

21 in 21

About

In this episode, Haley Berkoe chats with Jameson Lopp, longtime bitcoiner, cypherpunk, and Chief Security Officer at Casa, to explore the long-term threats and opportunities facing bitcoin. He discusses his latest bitcoin improvement proposal, how AI can be both a productivity booster and existential risk, and why bitcoin's future hinges on education, sovereignty, and conversation.


CHAPTER HIGHLIGHTS


00:51 Lopp’s top of minds: ossification, quantum threats, and protocol evolution.


01:44 An overview of his quantum Bitcoin Improvement Proposal.


06:23 How AI is helping with tooling and security, plus Lopp’s caution on the hype.


07:59 Writer’s block and Lopp’s creative process.


11:55 Lopp’s vision of a sovereign future and concerns about paper bitcoin trends.


15:16 Promoting bitcoin as money without pushing.


16:42 Lopp shares two controversial ideas: cut off quantum-vulnerable coins and use dynamic block sizes.


19:20 What gives him hope, the failures of fiat are bitcoin’s best marketing.


20:17 Don’t buy before you learn. Start with education, then stack.


21:47 Why discussion is the key to bitcoin’s long-term success.


FOLLOW:


Jameson Lopp: @lopp, https://x.com/lopp


Casa: @CasaHODL, https://x.com/CasaHODL


Haley Berkoe: https://x.com/HBerkoe


Spiral: @spiralbtc, https://x.com/spiralbtc


Presidio Bitcoin: https://x.com/PresidioBitcoin


LINKS:


Lopp.net


Lopps’ BIP: https://github.com/jlopp/bips/blob/quantum_migration/bip-post-quantum-migration.mediawiki


Bitcoin Plushie: https://www.uncute.com/collections/everything-else/products/here-comes-bitcoin


WATCH THE SHOW:


https://www.youtube.com/@PresidioBitcoin