Guest
Alex Pruden
BITCOIN CORE HAS A SERIOUS PROBLEM
- Vegas trip recap: Hosts discussed their Bitcoin conference attendance, Vegas meetup with fans, and conversations with influential figures in the Bitcoin community. They noted unexpectedly high recognition and influence despite self-described "random" podcast content. - Bitcoin Astrology panel: First-ever Bitcoin Astrology panel at the conference, featuring high female attendance and discussion of 2026 as a significant year astrologically. Hosts plan to release the recording. - Quantum computing debate: Main stage quantum panel featured Alex Thorn, Root & Code, James O'Byrne, Hunter Beast, and Alex Pruden. Discussed grifters in quantum space (Project 11 example), the importance of engaging respectfully with technical critics, and the hypothetical doomsday scenario of quantum breaking elliptic curve cryptography while providing no other useful applications. - Hodlinaut's Bitcoin Core article: Second piece in a series examining informal governance and "soft power" within Bitcoin Core. Claims promotion and sidelining decisions are based on personality and likability rather than strict meritocracy (examples: Luke Jr. disfavor, Gloria Zhao rapid rise). Hosts discuss whether this is problematic or simply normal organizational behavior. - AI adoption among developers: Smart developers extensively using AI in their workflows. Hosts noted that AI pivot is becoming common at Bitcoin conferences, with projects rebranding around AI and sovereignty themes. - Paul Sztorc's e-cash fork: Discussion of Paul's potential drivechain fork and risk of mission creep as supporters push additional features. Urged focus on core drivechain testing rather than feature snowballing.
Is the Quantum Threat to Bitcoin Actually Real? | Alex Pruden
- Alex Pruden estimates a 50% probability of a cryptographically relevant quantum computer existing by 2033 that could break Bitcoin's ECDSA signatures. - Quantum computers threaten Bitcoin's digital signatures (not consensus or hash functions), potentially allowing attackers to derive private keys from publicly exposed public keys. - Approximately 6.2 million Bitcoin currently have exposed public keys on-chain, vulnerable to quantum attacks; this includes Satoshi's coins and transaction outputs from early address types. - Two attack vectors exist: slow-clock attacks on already-exposed keys (like Satoshi's coins) and fast-clock attacks that could front-run transactions in the mempool within minutes. - BIP360 and post-quantum cryptography research are underway but insufficient; Bitcoin developers should prioritize implementation and testing of quantum-resistant algorithms rather than indefinite optimization. - Migration to quantum-resistant signatures would require 5–7 years of consensus-building, research, development, wallet integration, and user migration; a year minimum for on-chain migration if block space is partly reserved for it.